Abstract: A video effect processing method, apparatus and system, an electronic device, a storage medium, a computer program product, and a computer program provided by embodiments of the present disclosure realize a function of displaying an effect video resulting from a rendering processing of effects by performing, during a driving process of a vehicle, target recognition processing based on at least two algorithms on a captured driving video, and performing target tracking processing on a result of the target recognition processing, so as to perform the rendering processing on the driving video according to an image trajectory of the target to be rendered in the driving video. By doing so, users can view the effect video of the photo-capturing tour while self-driving thus improving the user experience.

Abstract: A method for detecting a urea consumption deviation including: calculating a pump pressure correction factor fac; calculating a urea consumption deviation factor A when the pump pressure correction factor fac is within a calibrated range; calculating the urea consumption deviation factor A multiple times, and calculating an average value of A; and comparing the average value of the urea consumption deviation factor A with a calibrated limiting value range, so as to determine whether there is a great deviation between an actual urea consumption value and a theoretical urea consumption value, the calculating the pump pressure correction factor fac comprises: adjusting a pressure of a urea pump to P1; adjusting the pressure of the urea pump to P2, where P2 is smaller than P1; recording a time T1 during which the pressure of the urea pump is adjusted from P1 to P2; and calculating fac=T1/(P1?P2).

Abstract: Methods and devices are described for detecting code clones in a software program. The source code of the software program is processed into a group of n-gram representations. A clone index is generated for each respective code portion defined in the normalized source code, where each clone index includes a feature vector encoding features of the respective code portion based on the n-gram representations corresponding to the respective code portion. Comparison of the clone indexes is used to detect a code clone, based on matching the feature vectors of the clone indexes.

Abstract: The present invention belongs to the technical field of vehicle detection, and in particular relates to a method for detecting a urea consumption deviation, and a vehicle post-processing system. The method for detecting a urea consumption deviation in the present invention comprises the following steps: calculating a pump pressure correction factor fac; calculating a urea consumption deviation factor A, totaling the number of calculations, and calculating urea consumption deviation factors A multiple times; and calculating an average value of A, and comparing the average value of the urea consumption deviation factors A with a calibrated limiting value range, so as to determine whether there is a great deviation between an actual urea consumption value and a theoretical urea consumption value.

Abstract: A data processing method includes obtaining a plurality of data blocks, determining a first data block and a second data block from the data blocks, where the first data block has a first hash value, and the second data block has a second hash value, where the first hash value is obtained by performing calculation on the first data block based on a hash algorithm and the second hash value is obtained by performing calculation on the second data block based on the hash algorithm, and combining and compressing the first data block and the second data block based on a degree of similarity of the first data block and the second data block.

Abstract: A chip design verification system and method, and a computer readable recording medium with a stored program are provided for verifying a module under test. The chip design verification system is configured to: transmitting, by the driver module, the test data sets to the result verification module and performing, by the driver module, a write procedure to write the test data sets into the storage space modules; performing, by the module under test, an autoload function to load the test data sets stored in the storage space modules into the registers correspondingly; and reading, by the result verification module, a plurality of first readout values corresponding to the test data sets at the registers according to the location data of each of the test data sets and comparing, by the result verification module, the test data sets with the first readout values to determine whether the autoload function operates normally.

Abstract: A verifying method for an error checking and correcting (ECC) circuit of a static random-access memory (SRAM) is provided. The SRAM comprises a storage unit, an ECC circuit and a checking circuit. The ECC circuit receives an original data and an output first data. The checking circuit obtains a second data according to an error-injecting mask. The checking circuit performs a bit operation on the first data and the second data to obtain a third data. The checking circuit writes the third data into a test target area of the storage unit and the written data as a fourth data. The checking circuit reads the fourth data from the test target area. The ECC circuit obtains a fifth data and an error message according to the fourth data. The checking circuit obtains the bit error detection result according to the error message and the second data.

Abstract: A chip verification system includes a plurality of agent modules, a register model, and a scoreboard module. The register model includes a register database, a plurality of access modules, and a return module. Each access module corresponds to one of a plurality of attribute parameters. Each agent module transmits an address code of its sequence to the return module. The return module obtains, according to the received address code, an address subject and the attribute parameter corresponding to the received address code from the register database, and outputs the obtained attribute parameter. Each driver module calls, according to the received attribute parameter, the corresponding access module to perform an operation on registers of DUT circuit according to a read write command of the sequence. The scoreboard module records each performed operation to generate an operation record, and outputs a verification result according to the operation record and data in registers.

Abstract: A chip verification system includes a plurality of agent modules, a register model, and a scoreboard module. The register model includes a register database, a plurality of access modules, and a return module. Each access module corresponds to one of a plurality of attribute parameters. Each agent module transmits an address code of its sequence to the return module. The return module obtains, according to the received address code, an address subject and the attribute parameter corresponding to the received address code from the register database, and outputs the obtained attribute parameter. Each driver module calls, according to the received attribute parameter, the corresponding access module to perform an operation on registers of DUT circuit according to a read write command of the sequence. The scoreboard module records each performed operation to generate an operation record, and outputs a verification result according to the operation record and data in registers.

Abstract: A method of testing a slave device of an Inter-Integrated Circuit (I2C) bus is provided. The method includes the following steps: (A) starting a first read operation or a first write operation of the slave device, the first read operation or the first write operation including a sub-operation of sending a command, an acknowledgement signal, data, an address or a control byte to the slave device; (B) sending a start command or an end command to the slave device after or during the sub-operation; (C) after step (B), performing a second read operation or a second write operation on the slave device; and (D) after step (C), determining whether the second read operation or the second write operation is correctly performed.

Abstract: A verifying method for an error checking and correcting (ECC) circuit of a static random-access memory (SRAM) includes inputting original data into an error-correcting-and-coding procedure to output first data; obtaining second data according to an error-injecting mask; performing a bit operation on the first data and the second data to obtain third data; writing the third data into a test target area in the SRAM as fourth data; reading the fourth data from the test target area; inputting the fourth data into an error-correcting-and-decoding procedure to output fifth data and an error message; and obtaining a verification result according to the fifth data, the original data, the error message, and the second data.

Abstract: An engine exhaust aftertreatment device includes a first exhaust treatment unit and/or a second exhaust treatment unit; the first exhaust treatment unit includes a first bypass pipeline and a first connection pipe provided between a DPF and an SCR; the second exhaust treatment unit comprises a second bypass pipeline and a second connection pipeline provided between a DOC and the DPF, one end of the second bypass pipeline being in communication with the turbine front exhaust pipe, and the other end of the second bypass pipeline being in communication with the second connection pipeline; when it is detected that an engine satisfies a starting condition of the first exhaust treatment unit, the first exhaust treatment unit starts; and when it is detected that the engine satisfies a starting condition of the second exhaust treatment unit, the second exhaust treatment unit starts.

Abstract: A monolithic catalyst used for a carbon dioxide hydrogenation reaction and a method for preparing the same. The catalyst comprises a carrier, a coating, and active components. The carrier is a honeycomb ceramic. The coating and the active components are separately applied to honeycomb ceramic hole walls from inside to outside. Moreover, each of the honeycomb ceramic holes is divided into an upper segment and a lower segment, and different active components are separately loaded on the two segments. The method for preparing the monolithic catalyst comprises first applying a coating to a honeycomb ceramic by means of impregnation to obtain a coating-containing carrier, and then applying active components to an upper segment and a lower segment of the coating-containing carrier successively by means of impregnation to obtain the monolithic catalyst.

Abstract: Disclosed herein is a technology for healing bone defects using bioactive silicate glass (BSG) and a 3D osteomimetic composite porous scaffold containing microspheres comprised of poly(lactide-co-glycolide) (PLGA).

Abstract: A data processing method includes obtaining a plurality of data blocks, determining a first data block and a second data block from the data blocks, where the first data block has a first hash value, and the second data block has a second hash value, where the first hash value is obtained by performing calculation on the first data block based on a hash algorithm and the second hash value is obtained by performing calculation on the second data block based on the hash algorithm, and combining and compressing the first data block and the second data block based on a degree of similarity of the first data block and the second data block.

Abstract: The present invention provides a logarithm calculation method, wherein the logarithm calculation method includes the steps of: (a) selecting a first parameter, a second parameter, a third parameter and a fourth parameter corresponding to an i-th iteration operation; (b) determining whether an input value is greater than the third parameter or smaller than the fourth parameter (c) if the input value is greater than the third parameter, updating the input value by multiplying the first parameter, and updating an output value by subtracting a logarithmic value of the first parameter; if the input value is less than the fourth parameter, updating the input value by multiplying the second parameter, and updating the output value by subtracting a logarithmic value of the second parameter (d) adding one to ‘i’ and return to step (a); (e) when ‘i’ is equal to a predetermined value, outputting the current output value.

Abstract: An engine exhaust aftertreatment device, comprising a first exhaust treatment unit and/or a second exhaust treatment unit; the first exhaust treatment unit comprises a first bypass pipeline (1) and a first connection pipe (4) provided between a DPF (2) and an SCR (3), one end of the first bypass pipeline (1) being in communication with a turbine front exhaust pipe (9), and the other end of the first bypass pipeline being in communication with the first connection pipe (4); the second exhaust treatment unit comprises a second bypass pipeline (19) and a second connection pipeline (20) provided between a DOC (13) and the DPF (2), one end of the second bypass pipeline (19) being in communication with the turbine front exhaust pipe (9), and the other end of the second bypass pipeline being in communication with the second connection pipeline (20); when it is detected that an engine (11) satisfies a starting condition of the first exhaust treatment unit, the first exhaust treatment unit starts; and when it is detec

Abstract: A method of testing a slave device of an Inter-Integrated Circuit (I2C) bus is provided. The method includes the following steps: (A) starting a first read operation or a first write operation of the slave device, the first read operation or the first write operation including a sub-operation of sending a command, an acknowledgement signal, data, an address or a control byte to the slave device; (B) sending a start command or an end command to the slave device after or during the sub-operation; (C) after step (B), performing a second read operation or a second write operation on the slave device; and (D) after step (C), determining whether the second read operation or the second write operation is correctly performed.

Abstract: Provided are a pixel of an uncooled infrared focal plane detector and a preparation method therefor. The pixel includes a structure of three layers sequentially located on a semiconductor substrate from bottom to top. The first layer is a bridge structure including a metal reflection layer, an insulation dielectric layer, a first supporting layer, a first support layer protection layer, a first metal electrode layer and a first silicon nitride dielectric layer. The second layer is a thermal conversion structure including a second support layer, a second support layer protection layer, a thermal sensitive layer, a thermal sensitive layer production layer, a second metal electrode layer and a second silicon nitride dielectric layer. The third layer is an absorption structure including a third support layer, an absorption layer and an absorption layer protection layer.

Abstract: Disclosed are a method and an apparatus for matching between a transaction request and a response based on location of a transaction, wherein the method comprises: step S1: receiving, by a server, a transaction request from a first client, the transaction request including a transaction description, an upfront pricing for the transaction, location of the transaction, and a posting scope associated with the location of the transaction; step S2: after a receiver in the server successfully receives the upfront pricing for the transaction transferred from the first client, positioning, via a Location Based Service (LBS), locations of other clients based on the location of the transaction, and pushing the transaction request to a plurality of second clients within the posting scope; step S3: receiving, from one or more of the plurality of second clients, one or more responses to the request, and forwarding the one or more responses to the first client to implement matching.