Abstract: The present application provides a screen touch point positioning method, a device, and an electronic apparatus. The screen touch point positioning method includes: sequentially scanning each of the point positions on a screen to obtain each of the touch feature value of the point position, determining an end point coordinate; then aggregating adjacent sensed point positions of each row to touch line segments; further determining the line segment coordinates of the touch line segments; aggregating each of the touch line segments to obtain an aggregation touch region; finally determining a coordinate of a screen touch point. The embodiment of the present application solves an issue of a conventional screen touch point positioning method being complicated and time consuming.

Abstract: Provided is a dynamic projection system suitable for an automobile. The system includes a light source, a collimating lens, a first microlens array, an LCD projection source and a second microlens array, wherein the dynamic projection system further comprises a polarization grating used for separating P-polarized light and S-polarized light, and a wave plate array. The wave plate array includes a plurality of ½ wave plates arranged at intervals. The polarization grating is arranged in front of the first microlens array and the second microlens array, the ½ wave plates and the LCD projection source are arranged between the first microlens array and the second microlens array, and the ½ wave plates are arranged in front of the LCD projection source to play a role in converting one of the P-polarized light and the S-polarized light into the other one of the P-polarized light and the S-polarized light.

Abstract: A method for screening pesticide residues in medicine food homology (MFH) characteristic agricultural products includes step 1, a liquid chromatography-mass spectrometry database of pesticides is constructed, standard solution are prepared for the pesticides and liquid chromatography and mass spectrometry are used to detect the standard solutions; step 2, a sample is processed and then is detected to obtain a liquid chromatography-mass spectrogram; step 3, the liquid chromatography-mass spectrogram obtained from step 2 and liquid chromatography-mass spectrograms in the liquid chromatography-mass spectrometry database obtained from step 1 are compared and analyzed individually.

Abstract: A multimedia playback method includes: playing first multimedia data, switching from playing the first multimedia data to playing a multimedia frame corresponding to a target starting point of second multimedia data, based on a media switching operation, the second multimedia data including multimedia frames corresponding to a plurality of time points, the plurality of time points including pre-configured P candidate starting points, and the target starting point belonging to the P candidate starting points, and switching, during the playing of the second multimedia data, from playing a first multimedia frame in the second multimedia data to playing a new multimedia frame corresponding to a new starting point, based on a target triggering operation, the first multimedia frame being a multimedia frame played at a moment at which the target triggering operation is performed, and the new starting point being a candidate starting point other than the target starting point. .

Abstract: Provided is a chimeric antigen receptor, comprising an antigen binding region, a transmembrane domain and an intracellular signaling region. The antigen binding region comprises an antibody specifically targeting CD7, and the intracellular signaling region consists of a co-stimulatory domain, a primary signal transduction domain, and a ?C chain or intracellular region thereof. Also provided are an engineered immune cell comprising the chimeric antigen receptor and a pharmaceutical composition thereof, and use of the engineered immune cell/pharmaceutical composition for treating cancers.

Abstract: A splicing screen image display method, a related apparatus and a storage medium are provided. The method includes: obtaining a source image and resolution information of the splicing screen device, wherein the resolution information includes pixel widths of supplementary display modules, and the pixel widths are pixel sizes of the supplementary display modules in a width direction of a seam; adding frame display areas to outer edges of the source image, to form a target image corresponding to a resolution of the splicing screen device. The frame display areas are parallel to the seam, and a sum of pixel widths of the frame display areas that are parallel to each other is equal to a sum of the pixel widths of the supplementary display modules that are parallel to each other; and sending the target image to basic display modules and supplementary display modules, to display the target image.

Abstract: The present application discloses a display device and electronic device. The display device is configured by sequentially configuring the corresponding first bias current, second bias current, and third bias in a start period, a sustain period, and an end period. The current value of the first bias current is greater than the current value of the second bias current, and/or the current value of the third bias current is greater than the current value of the second bias current, which improves the display quality and reduces display power consumption.

Abstract: The present application provides a splicing-screen display device which includes a display module, a processing module, a distribution module, and a driving module. The display module includes basic display modules and at least one supplementary display module arranged at joints between the basic display modules. The processing module is electrically connected to the display module. The distribution module is electrically connected to the processing module, and sends image signals to the basic display module and the supplementary display module. The driving module is arranged corresponding to the supplementary display module and electrically connected to the supplementary display module.

Abstract: Provided is a dynamic projection system suitable for an automobile. The system includes a light source, a collimating lens, a first microlens array, an LCD projection source and a second microlens array, wherein the dynamic projection system further comprises a polarization grating used for separating P-polarized light and S-polarized light, and a wave plate array. The wave plate array includes a plurality of ½ wave plates arranged at intervals. The polarization grating is arranged in front of the first microlens array and the second microlens array, the ½ wave plates and the LCD projection source are arranged between the first microlens array and the second microlens array, and the ½ wave plates are arranged in front of the LCD projection source to play a role in converting one of the P-polarized light and the S-polarized light into the other one of the P-polarized light and the S-polarized light.

Abstract: Provided herein are methods of determining a molecular response score. The molecular response score may be used to monitor and guide administration of treatment to a subject.

Abstract: Disclosed herein include systems, devices, and methods for grouping sequence reads and collapsing families of sequence reads that originate from the same DNA molecules using UMIs.

Abstract: A field modulated doubly salient motor and a design method for a distribution of salient pole teeth thereof are provided. The motor includes a stator and a mover, wherein the stator includes a stator core, two sets of windings, and two sets of permanent magnets. Each of the stator teeth is split into two field winding teeth, and each of the field winding teeth is split into two salient pole teeth. The two sets of windings are respectively armature windings and field windings, wherein the armature windings are wound around stator teeth, and the field windings are wound around adjacent field winding teeth that are split from different stator teeth. The two sets of tangentially magnetized permanent magnets are respectively placed on openings and bottoms of field winding slots, and permanent magnets placed in the same slot or at the same positions of adjacent slots have opposite polarities.

Abstract: A method, a system, and a non-transitory computer readable medium for simulating a circuit are provided. The method includes generating a digital simulation file for the circuit that includes a block, generating a mixed simulation file for the circuit, generating a waveform file by executing the digital simulation file for a first time window of a simulation, determining a plurality of analog values for the block based on the waveform file, and executing, by a processor, the mixed simulation file for a second time window of the simulation with the plurality of analog values annotated to the block at a start of the second time window. The digital simulation file corresponds to the block in a digital view and the mixed simulation file corresponds to the block in an analog view.

Abstract: A diffuser, an air supply device and a vacuum cleaning equipment are provided. The diffuser has a base ring member and multiple rows of stationary blades. Each row of stationary blades is disposed on an outer ring wall of the base ring member along an axial direction of the base ring member, and is arranged along a circumferential direction of the base ring member. Opposite sides of the base ring member are respectively an air-inlet side and an air-outlet side. A chord length of each stationary blade in one row is greater than or equal to the chord length of each stationary blade in a next adjacent row. The installation angle of each stationary blade in one row is smaller than or equal to the installation angle of each stationary blade in the next adjacent row.

Abstract: Methods and systems are provided for determining a variant of interest by analyzing sizes and sequences of cfDNA fragments obtained from a test sample. The methods and systems provided herein implement processes that synergistically combine size and sequence information, thereby improving specificity and sensitivity of assays over conventional methods.

Abstract: A field modulated doubly salient motor and a design method for a distribution of salient pole teeth thereof are provided. The motor includes a stator and a mover, wherein the stator includes a stator core, two sets of windings, and two sets of permanent magnets. Each of the stator teeth is split into two field winding teeth, and each of the field winding teeth is split into two salient pole teeth. The two sets of windings are respectively armature windings and field windings, wherein the armature windings are wound around. stator teeth, and the field windings are wound around adjacent field winding teeth that are split from different stator teeth. The two sets of tangentially magnetized permanent magnets are respectively placed on openings and bottoms of field winding slots, and permanent magnets placed in the same slot or at the same positions of adjacent slots have opposite polarities.

Abstract: Methods and systems are provided for determining a variant of interest by analyzing sizes and sequences of cfDNA fragments obtained from a test sample. The methods and systems provided herein implement processes that synergistically combine size and sequence information, thereby improving specificity and sensitivity of assays over conventional methods.

Abstract: The invention relates to the field of medicinal chemistry, and to five-membered-fused-six-membered aza-aromatic ring compound, preparation method thereof, pharmaceutical composition and application thereof. In particular, the invention relates to a type of compounds capable of specifically enhancing ubiquitination degradation of Ras proteins, a method for the preparation thereof, a pharmaceutical composition comprising the same, and use of these compounds in the manufacture of a medicament for preventing or treating a disease associated with Ras activity in vivo, in particular in the manufacture of a medicament for preventing or treating tumor growth and metastasis.

Abstract: Provided is use of E3 ubiquitin ligase Nedd4-1 in preparation of a drug for inhibiting the Ras protein level. Also provided is use in preparation of a drug for preventing and/or treating tumors or a drug for prolonging the life span of organisms.

Abstract: Methods and systems are provided for differentiating between cancer variants and somatic variants originating from hematopoietic cells in a cell free DNA sample. In some embodiments, the cancer variants can be distinguished from a somatic variants originating from hematopoietic cells based on fragment size distribution.