Comparison method and comparison device for PDK engineering and electronic equipment

The invention discloses a PDK engineering comparison method, a PDK engineering comparison device and electronic equipment. The comparison method comprises the steps that content comparison is carried out on a first index file and a second index file so as to determine missing resource types of a PDK project to be compared relative to a PDK reference project, and the first index file and the second index file indicate storage positions of various resource types in the PDK project to be compared and the PDK reference project respectively; according to the comparison result, reading the storage positions of the resource categories of the PDK project to be compared and the PDK reference project from the first index file and the second index file, and performing reading operation; comparing the read same resource categories to determine the difference between the two resource categories; and outputting a comparison result. According to the embodiment of the invention, one PDK project is selected ...

Polarization interference synthetic aperture radar three-dimensional imaging method based on polarization data amalgamation

Disclosed is a three-dimensional imaging method for the Polarimetric Interferometric Synthetic Aperture Radar (Pol-In-SAR) based on the polarimetric data integration, which belongs to the Polarimetric radar Interferometric measurement data processing technology field. The data is read in and two scattering vectors k1 and k2 are structured to each scattering unit; eigenvalue decomposition is performed on the matrix K1 K1-K2 K2 and three eigenvalues are obtained: Lambada1>0, Lambada1>0 and Lambada3=0; values of formula(1) can be respectively calculated so as to determine which condition the value belongs to; if in condition 1, w=w<(1)> can be calculated according to formula(6); if in condition 2, w=w<(2)> can be calculated according to formula(14); and then Phi[s]=arg(wk1k2w)can be calculated. An enhanced complex image can be obtained according to formula 3); the matrix Omega12=andgt is calculated; and then Phi[m]=arg(w[ Omega12]w) can be calculated according to formula ...

Codec medical image segmentation system and method for guiding attention based on boundary

The invention relates to a codec medical image segmentation system and method for guiding attention based on boundaries, and belongs to the technical field of medical image processing. The system comprises an encoder, a decoder, a feature enhancement module and a boundary attention guiding module. The medical image is input into the encoder to obtain features of different scales, and the features are output to the decoder; the decoder completes medical image segmentation according to the features; a feature enhancement module is further connected behind different scale feature outputs of the encoder and used for enhancing semantic features of the encoder and combining semantic information of different receptive fields, and the feature outputs of the encoder enter the decoder after passing through the feature enhancement module; and the boundary attention guiding module is arranged between the adjacent decoder modules in the decoder and is used for enhancing boundary information of the medical ...

Welding ball center positioning method and device

The invention relates to a welding ball center positioning method and device. The method comprises the following steps of: (1) setting three-dimensional coordinates (x, y, z) of a welding ball center; (2) projecting plane coordinates (x, y) of the welding ball center to a datum point on a datum plane along a vertical direction; (3) measuring three-dimensional coordinates (x, y, z') of the datum point by using a total station instrument to obtain the plane coordinates (x, y) of the welding ball center; and (4) working out a difference value between a vertical coordinate z' of the datum point and a vertical coordinate z of the welding ball center, and subtracting the difference value from the vertical coordinate z' of the datum point to obtain the vertical coordinate z of the welding ball center. The device comprises a cylinder and a bubble gradienter, wherein the cylinder is arranged on the surface of the welding ball and has an open end uniformly covered on the surface of a welding ball ...

Welding pellet locatable and detachable support

The invention discloses a welding pellet locatable and detachable support which comprises a first semi-circular tube and a second semi-circular tube, wherein the first semi-circular tube is fixedly connected to the pedestal of the welding pellet locatable and detachable support, and the axis of the first semi-circular tube is coincident with the axis of the pedestal; the first combining side wall of the second semi-circular tube is articulated with the first side wall of the first semi-circular tube, and the second combining side wall of the second semi-circular tube is connected with the second side wall of the first semi-circular tube in a detachable manner through a plurality of fasteners; and the radius of the first semi-circular tube and the radius of the second semi-circular tub are both smaller than that of a welding pellet. The welding pellet locatable and detachable support provided by the invention can serve as a supporting system of an overall welding pellet rack when the welding ...

TWO STAGE SEALING DEVICE FOR WATER PUMP

On the widely applicated water pump, the double stage sealing device is used to make the pump shaft and its fit clearance be immersed in water, thus the air is isolated and the absolute vacuum is formed in the pump. Through the double stage sealing device, it makes the pump increase the height and quantity of pumped water to the maximum. Besides, it has the advantagfes of durable, simple construction and little operation resistance.

Steam injection boiler with double return loop pipeline

Uniset for tracking and monitoring tail gas temperature verification thermal efficiency of steam-jetting type engine

The invention discloses a uniset for tracking and monitoring tail gas temperature verification thermal efficiency of a steam-jetting type engine. In the invention, water in a pressure cooker is converted into high-temperature high-pressure steam to jet from a nozzle through heating by a gas stove, a recoil force rotates a rotor to drive a winding engine to lift heavies, and the uniset is in a work state; and braking is conducted to force the rotor to stop rotating, and the uniset is in a non-work state. In the existing theory, the thermal efficiency is 50% when the uniset does work, a half of heat is converted into the work, and the other half of heat is in the tail gas; and the thermal efficiency is 0 when the work is not done, and all the heat is in the tail gas. However, the data obtained by tracking and monitoring indicates that the heat in the tail gas can not be changed at all regardless of doing work or not doing work, thus the statements of thermal efficiency and converting heat ...

Cross defeated yarn ware of zhang ziting

The utility model provides a cross defeated yarn ware of zhang ziting, belongs to a knitting mechanical parts, has the too big function that also can park and report to the police of yarn tension. Installing a mistake including casing, telescopic link and spring additional at prior art's defeated yarn ware preceding and opening the device, the spring withstands the telescopic link, and the front end of telescopic link blocks a position of visiting before the defeated yarn ware, when yarn tension is too big, and top that the front end of preceding spy was moved to the telescopic link with regard to compressing tightly the telescopic link by the yarn, the rear end of preceding spy just touches and installs additional on the conducting strip of defeated yarn ware inside to the processing circuit parks and reports to the police. Compared with the prior art, the utility model, increase the yarn and crossed a parking alarming function, improved the quality of fabric at certain within range to ...

Gathering pipeline stainless steel connecting structure

The utility model discloses a gathering pipeline stainless steel connecting structure. The device comprises a pipeline, a clamping plate, a screw rod, a first ring, a second ring, a pull plate and a lantern ring, the first ring is provided with a pipeline hole. The outer side of the pipeline adapts to the pipeline hole; the first ring penetrates through the pipeline hole, the pipeline is providedwith a clamping plate groove, the clamping plate is matched with the clamping plate groove and connected with the clamping plate groove, clamping plate side plates are arranged on the two sides of theclamping plate and symmetrically arranged on the upper side and the lower side of the pipeline, and each clamping plate side plate is provided with a screw hole and a screw matched with the screw hole.

Subcritical pressure pouring boiler furnace

4-body piston-central arc line reciprocating IC engine

The present invention has opened a reciprocating combustion engine with four-body piston in one centre arc line to the public, which four-body piston is connected with arbor in fixture through T shape bridge. The four-body piston will make reciprocation movement in arc line mode within each of matched pair cylinder by using T arbor as a centre. The cylinders will do work in sequence to let the stroke of doing work and wasted work realize counterbalancing first and then to export in gapless transmission and simple way. The internal combustion engine which has light body as well as low consumption and durable used as be widely used in motor vehicle, tractor, locomotive, ship and some other field being used as motive power.

Assembled integral type pre-stress double-T floor framework structure and construction method thereof

The invention relates to an assembled integral type pre-stress double-T floor framework structure and a construction method thereof. The structure comprises a column body component, a transverse beam component and vertical beam components, and a double-T floor, wherein the column body component is supported on a supporting surface or a column body component of the next floor; the transverse beam component and the vertical beam components are overlapped above the column body component; the transverse beam component and the vertical beam components are fixedly connected with the top of the column body component to form a framework structure; tenons are arranged on the side parts of the vertical beam components along the length direction; the double-T floor is paved above the two relative vertical beam components, and comprises a floor panel and two wing edge plates which are vertically arranged at the bottom of the floor panel; grooves matched with the tenons are formed in the end parts of ...

Recursive stair type construction method for fabricated multi-layer building

The invention relates to a recursive stair type construction method for a fabricated multi-layer building. The method includes the steps of firstly, assembling a first set of walls on the ground, and conducting grouting connection on the first set of wall bodies; secondly, assembling a second set of walls on the side portions of the first set of wall bodies, and conducting grouting connection on the second set of wall bodies; thirdly, assembling floors on the first set of walls where grouting connection has been completed, assembling a third set of walls on the tops of the first set of walls, and conducting grouting connection on the third set of walls; fourthly, assembling floors on the second set of walls where grouting connection has been completed, assembling a fourth set of walls on the tops of the second set of walls, conducting grouting connection on the fourth set of walls, and repeatedly executing the third step and the fourth step till the designed layer height is achieved. The ...

Linking internal combustion engine with sliding two-body piston

The linking internal combustion engine of the present invention features that the combined body with oscillating shaft as center drives through the sliding of a slide block inside a frame two double-body pistons to move relatively so as to realize four body linking motion of pistons. Four cylinders produce work alternately to perform work transfer and to utilize the reciprocating inertia force effectively. Being light, cheap, low in consumption and durable, the said engine is widely used in automobile, tractor, ship and some fixed machine.

Metal composite plate wall surface edge closing and fixing assembly

The invention relates to a metal composite plate wall surface edge-closing fixing assembly which comprises a corner edge-closing unit and an edge-closing fixing piece, and the corner edge-closing unit comprises a corner part and a buckling part arranged at one end or two ends of the corner part; and the edge closing fixing piece is of a four-section bent plate structure and comprises a fixing part and an abutting limiting part, the fixing part is fixed to the metal composite plate wall face through a fastener, the abutting limiting part abuts against the buckling part, and limiting and fixing of the corner edge closing unit are achieved. Compared with the prior art, the corner edge closing unit and the edge closing fixing part are matched with each other to form the edge closing fixing assembly which is easy to construct and stable, so that the tail ends of various fasteners are wrapped in the edge closing fixing assembly, and the fixing strength and the anti-rust design are achieved to ...

EXPANDING AN ONLINE CONNECTION NETWORK BASED ON DIGITAL IMAGES OF PRINTED MEDIA

Techniques for expanding an online connection network based on digital images of printed media are provided. In one technique, analysis data that is generated based on analyzing a digital image of a physical medium is received. The digital image is generated by a computing device of a scanning entity. One or more data items are identified within the analysis data. Based on the identified data item(s), it is determined whether a profile database includes a profile that includes a data item that matches one of the identified data item(s). In response to a positive determination, profile data about a scanned entity that is the subject of content on the physical medium and that is different than the scanning entity is retrieved from the profile. In response to identifying the profile, the profile data is transmitted over a computer network to be displayed on the computing device of the scanning entity. 1. A method comprising:receiving analysis data that is generated based on analyzing a digital image of a physical medium, wherein the digital image is generated by a computing device of a scanning entity;identifying, within the analysis data, one or more data items;based on the one or more data items, determining whether a profile database includes a profile that includes a data item that matches one of the one or more data items;in response to determining that the profile database includes the profile that includes the data item that matches the one of the one or more data items, retrieving, from the profile, profile data about a scanned entity that is the subject of content on the physical medium and that is different than the scanning entity;in response to retrieving the profile data, causing a portion of the profile data to be transmitted over a computer network to be displayed on the computing device of the scanning entity;wherein the method is performed by one or more computing devices.2. The method of claim 1 , wherein the one or more data items include an email ...

Cable force detection device and method for existing building structure inhaul cable

The invention discloses a cable force detection device and method for an existing building structure inhaul cable. The device comprises an inclined supporting arm (2), a cable clamp (3), a jacking mechanism (4) and a cable support (5). The inclined supporting arm (2) is of a V-shaped axisymmetric structure, the fixed end of the jacking mechanism (4) is connected with the middle of the inclined supporting arm (2), the jacking end of the jacking mechanism (4) is connected with the cable support (5), and the cable support (5) abuts against the existing building structure inhaul cable (1) through the jacking mechanism (4). The two ends of the inclined supporting arm (2) are connected with the pair of cable clamps (3) respectively, the pair of cable clamps (3) are clamped and fixed to the existing building structure inhaul cable (1) respectively, and the pair of cable clamps (3) are symmetrically located on the two sides of the cable support (5), so that the jacking end of the jacking mechanism ...

DOUBLE-CYLINDER INTERNAL COMBUSTION ENGINE WITH COMBINED CRANK WITH SLIDER

This invention discloses an internal combustion engine with combination of two cylinders and crank-sliding block. Two pistons connected through link-rod constitute a combined body that can do reciprocating motion. The kinetic powder is put out through sliding block in slot and fly wheel. Because the input, scavenging and exhaust valves have their proper positions and they are opened and closed timely, the scavenging process is more sufficient. This engine features light weight, low cost and loss, and long service life.

Mercury-polluted water treatment process

The invention relates to the field of sewage treatment, in particular to a treatment method of mercury-polluted water. The mercury-polluted water treatment process mainly comprises pretreatment and mercury removal, wherein the pretreatment is as follows: pretreatment is carried out on the collected polluted water, the suspended matter concentration in the water body is less than or equal to 100mg/L; mercury removal is as follows: (1) inorganic mercury is removed; (2) mercury and mercuric salt are removed by adsorption; secondary adsorption is carried out by an obligate zeolite and hydroxide radical activated carbon, wherein the hydroxide radical activated carbon further adsorbs inorganic mercuric salts in the polluted water; (3) mercury and mercuric salts are removed by ion exchange, and final treatment is carried out on mercury in the polluted water, so as to enable mercury ions in the treated polluted water to reach mercury discharge limit value 0.5mug/l. In the invention, the process ...

Four-frequency eight-channel far-field eddy current detector

The utility model provides a four-frequency eight-channel far-field eddy current detector. The detector comprises a detector body, the detector body is fixed on the mounting plate; wherein a buffer device is arranged at the lower end of the detector body, the mounting plate is connected with the buffer device through a rotating column, limiting columns are further arranged between the mounting plate and the buffer device, the limiting columns comprise a first limiting column and a second limiting column, the first limiting column is arranged on the left side of the rotating column, and the second limiting column is arranged on the right side of the rotating column. According to the utility model, the use safety and the durability are improved; in addition, the rotating column and the rollers are additionally arranged at the bottom of the box body, so that the detector is greatly convenient to use and move, and the detection efficiency is effectively improved.

Steam injection boiler with four return loop pipeline

Steel plate crankle processing technology and special apparatus thereof as well as crankle component processing technology

The invention belongs to the field of steel-structure component processing, and in particular relates to steel plate crankle processing. According to the steel plate crankle processing technology, a plate is arranged in a single-side fixed dual-hinge-shaft bending apparatus; a hydraulic apparatus performs single-point pushing; a fixture rotates around a rotary hinge shaft; the pushing is quick atfirst and then slow later and performed gradually by stages; the bending process is corrected by flame in combination with machinery, wherein the flame temperature is 100 DEG C lower than the normal correction temperature; and after the forming, the component is continuously pressurized and laid for 2-3 days. The steel component processing technology provided by the invention is different from the common steel structure processing technology that the coordinate points are controlled according to the elevation section for blanking, and the hydraulic apparatus cooperates with a special apparatus and ...

Anti-homotypic interference method for warning radars

The invention discloses an anti-homotypic interference method for warning radars on the basis of clonal selection, which comprises the following steps: constructing a heuristic search on the basis of a clonal selection framework, solving a restricted quadratic integer programming problem, carrying out cloning, mutation and evolution from generation to generation from any initial solution until the maximum evolution generation or non-optimal solution can not be improved, obtaining the optimal frequency of each warning radar selecting the respective parameter configuration, designing the optimal operation sequence table and realizing the purpose of being resistant to homotypic interference without reducing the performance of each radar. The anti-homotypic interference method for warning radars has good universality, stability and high efficiency, is practical, feasible, reliable and efficient and can be implemented easily on an embedded digital processing platform with simple procedures, ...

Large plate turning construction method

The invention provides a large plate turning construction method. A plate is flatly arranged on a basic plane and comprises a first end and a second end opposite to each other. The turning method comprises the following steps: applying the first lifting force to a middle position of the plate so as to lift up the plate, and applying pressing force to the first end, so that the plate is inclined, and the first end is tightly attached to the basic plane; obliquely lifting up the plate to a design angle by virtue of the first lifting force, wherein the second end is gradually close to the first lifting force; canceling the pressing force; applying the second lifting force to the second end, and continuously matching with the first lifting force so as to lift the plate to be separated from the basic plane until the plate is turned to be vertical; and vertically lowering the plate to reach the basic plane. According to the method disclosed by the invention, the problem that the large plate is ...

Anti-homotypic interference method for warning radars

The invention discloses an anti-homotypic interference method for warning radars on the basis of clonal selection, which comprises the following steps: constructing a heuristic search on the basis of a clonal selection framework, solving a restricted quadratic integer programming problem, carrying out cloning, mutation and evolution from generation to generation from any initial solution until the maximum evolution generation or non-optimal solution can not be improved, obtaining the optimal frequency of each warning radar selecting the respective parameter configuration, designing the optimal operation sequence table and realizing the purpose of being resistant to homotypic interference without reducing the performance of each radar. The anti-homotypic interference method for warning radars has good universality, stability and high efficiency, is practical, feasible, reliable and efficient and can be implemented easily on an embedded digital processing platform with simple procedures, ...

Subcritical pressure pouring boiler furnace

The invention relates to a sub-critical pressure steam injection boiler, a steam pipeline system of which comprises a water pump, a water supply pipe, a steam discharge pipe, a radial pipe bundle, a convection pipe bundle, a steam separator and a feed water preheater; wherein the radial pipe bundle is formed by the connection of a plurality of rows of horizontal U-shaped straight pipes, the convection pipe bundle is formed by the connection of a plurality of rows of U-shaped light pipes and U-shaped finned pipes, the feed water preheater is composed of a shell and an internal sleeve pipe, the shell is provided with a shell side inlet and a shell side outlet, the two ends of the internal sleeve pipe are provided with a pipe side inlet and a pipe side outlet, the shell side inlet is communicated with the water supply pipe, the shell side outlet is communicated with the inlet of the convection pipe bundle, the outlet of the convection pipe bundle is communicated with the pipe side inlet, the ...

Partitioned temperature control device and temperature control method for electric motor coach

The invention discloses an electric motor coach partition temperature control device and a temperature control method, the electric motor coach partition temperature control device is applied to an air duct of a coach, an air conditioner is arranged on the top of the coach, the partition temperature control device comprises a shell arranged in the air duct, the shell is provided with an air guide cavity and an air inlet, the air guide cavity is arranged in the extending direction of the air duct in a penetrating mode, and one end of the air inlet communicates with the air guide cavity; the other end of the air inlet is communicated with an air blowing opening of the air conditioner; the number of the turning plates is two, the turning plates are contained in the air guide cavity, the turning plates are arranged at the air outlet of the air guide cavity, the turning plates are rotationally connected with the shell, the turning plates are used for adjusting the air outlet amount of the air ...

Construction worker safety risk identification method based on computer vision and affair atlas

The invention relates to a construction worker safety risk identification method based on computer vision and a event atlas, and the method comprises the steps: achieving the building of an accident event atlas through carrying out the event extraction, cause clause extraction, event probability transfer and other steps on a construction report; and on the other hand, the computer vision technology is utilized to translate the image information into text information to form an image semantic event consistent with the expression form of the accident affair map, and the image semantic event is mapped to the accident affair map constructed in advance, so that the safety risk can be automatically identified. According to the method, the construction scene can be integrally mastered and evaluated, the safety risk can be automatically identified, the method is easy to practice, the picture is used as input, a sensor does not need to be installed, the cost is reduced, and the efficiency is improved ...

Single remote sensing image super-resolution reconstruction method based on multi-scale feature fusion

The invention relates to a single remote sensing image super-resolution reconstruction method based on multi-scale feature fusion, and belongs to the technical field of computer vision and artificial intelligence. According to the method, an MSFFN network is adopted to obtain a super-resolution image; wherein the MSFFN represents a multi-scale feature fusion network, and the MSFFN comprises a shallow feature extraction module, a multi-scale feature fusion module, a Transform, an amplification module and a reconstruction module; the multi-scale feature fusion module is an inter-stage multi-scale fusion module, namely MSFMBS; the MSFMBS is composed of multi-scale fusion modules, namely MSFMWS, in n stages. According to the invention, the network reconstruction effect can be improved.

Fixing bracket for overweight butting rod piece of welding ball net rack

The invention provides a fixing bracket for an overweight butting rod piece of a welding ball net rack. The fixing bracket comprises at least two keel supporting rods and at least two clamping structures, wherein, the clamping structures are used for clamping the butting rod piece; the clamping structures are movably connected with the keel supporting rods; and each keel supporting rod is connected with at least one clamping structure. The fixing bracket can greatly reduce dependence on large-scale lifting equipment, and is help to shorten the construction period of an overall project.

Glass fiber drying test equipment with multi-parameter management and data monitoring functions

The invention belongs to the technical field of glass fiber tests, and discloses a multi-parameter management and data monitoring glass fiber drying test device which comprises a furnace body, a drying bin and a hot air bin are arranged in the furnace body, two air volume adjusting devices are arranged in the drying bin at intervals, and a drying area is arranged between the air volume adjusting devices. Areas defined by the air volume adjusting device and the inner wall of the furnace body are a first air inlet area and a second air inlet area, and the hot air bin is connected with an air heater through a hot air pipe. A high-definition camera, a temperature sensor, a pressure sensor and a humidity sensor are arranged in the drying area; a dehumidification pipeline is arranged at the bottom of the drying area and connected with a dehumidification fan, and a temperature sensor, a wind speed sensor and a humidity sensor are arranged on the dehumidification pipeline; a yarn trolley is arranged ...

Supporting structure and supporting method for foundation pit

The invention belongs to the field of construction, and particularly relates to a supporting structure and a supporting method for a foundation pit. The supporting structure for the foundation pit comprises double-row piles arranged on the periphery of the foundation pit, an anchor rod assembly and a reinforced soil body, a reinforced area is defined by the double-row piles, the double-row piles are anchored inside the ground of the foundation pit through the anchor rod assembly, and the reinforced soil body is formed in the reinforced area. The technical scheme that the reinforced soil body is arranged in the reinforced area inside the double-row piles is adopted, the integral supporting strength of the double-row piles is improved, the stability of the supporting structure for the foundation pit is guaranteed, the foundation pit is prevented from collapsing, and the problems such as potential safety hazards are solved.

Steam injection boiler with four return loop pipeline

Gold jewelry and processing method thereof

The invention discloses a gold jewelry which comprises a barrel, wherein the barrel comprises at least one cylindrical component; each cylindrical component comprises a barrel wall; and the wall thickness at all parts of the cylindrical component is equal, so that the compressive strength of the cylindrical components is greatly improved. The invention further discloses a processing method of the gold jewelry, which comprises the steps of manufacturing an inner cavity mold in a shape of an inner cavity of each cylindrical component, and an outer cavity mold in a shape of an outer cavity of each cylindrical component, pouring first wax into the inner cavity mold to form an inner cavity wax mold with the same shape as the inner cavity of each cylindrical component, fixing the inner cavity wax mold in a mold cavity of the outer cavity mold, allowing a gap value between the inner cavity wax mold and the mold cavity to be constant and equal, pouring second wax into a gap to form an outer cavity ...

Novel oil field anti-theft valve

Provided is a novel oil field anti-theft valve. The device comprises a valve, an anti-theft shell, a pipeline, a convex plate, a pull rod, a spring, a push plate, fixing plates and screws, two sides of the valve are connected with pipelines; anti-theft shell is provided with pipeline hole, pipeline penetrating pipeline hole, the anti-theft shells are symmetrically arranged on the front and rear sides of the valve. A convex plate is arranged above the anti-theft shell; the convex plate is provided with a fixed plate slot; the fixed plate is matched with the fixed plate slot; the fixed plate isinserted into the fixed plate slot; the fixing plate slides in the fixing plate inserting groove, the protruding plate is provided with a fixing plate groove, the fixing plate is matched with the fixing plate groove and connected with the fixing plate groove, limiting plates are arranged on the two sides of the fixing plate, a threaded groove is formed in the upper portion of the fixing plate, thelower ...

FOLLOWING A/B TESTS FOR EXPERIMENTATION MANAGEMENT

A machine may be configured to facilitate following A/B tests generated by an A/B testing system. For example, the machine accesses a subscription record associated with an experiment identifier of an experiment in a database. The experiment may pertain to a service provided on a Social Networking Service (SNS). The subscription record identifies one or more users who requested to follow the experiment. The accessing is based on the experiment identifier. The machine identifies, based on the subscription record, a user identifier of a user of the one or more users who requested to follow the experiment. The machine generates a digital content item that references the experiment followed by the user based on a presentation template and data pertaining to the experiment followed by the user. The machine causes a presentation of the digital content item in a user interface of a client device associated with the user. 1. A method comprising:accessing a subscription record associated with an experiment identifier of a particular experiment in a database, the subscription record identifying one or more users who requested to follow the particular experiment pertaining to a service provided on a Social Networking Service (SNS), the accessing being based on the experiment identifier;identifying, based on the subscription record, a user identifier of a user of the one or more users who requested to follow the particular experiment;generating, using one or more hardware processors, a digital content item that references the particular experiment followed by the user based on a presentation template and data pertaining to the particular experiment followed by the user; andcausing a presentation of the digital content item in a user interface of a client device associated with the user.2. The method of claim 1 , further comprising:executing the particular experiment pertaining to the service provided on the SNS, the executing of the particular experiment generating experiment ...