Abstract: A display panel is provided, including: a base substrate; a pixel circuit on the base substrate, the pixel circuit includes a transistor including an active layer, a gate electrode, a first electrode and a second electrode; and a fingerprint recognition circuit including a photosensitive circuit, a storage circuit and an output circuit, the storage circuit includes a first capacitor including a first capacitance electrode and a second capacitance electrode; the first capacitance electrode is arranged in the same layer as at least one of the gate electrode, the active layer, the first capacitor or the second electrode, and/or, the second capacitance electrode is arranged in the same layer as at least one of the gate electrode, the active layer, the first electrode or the second electrode; the first capacitance electrode is located in a layer different from a layer where the second capacitance electrode is located.

Abstract: Embodiments disclosed herein include a method, an electronic device, and a computer program product for target image processing. The method includes receiving a target image and generating a first Shapley value for a feature of the target image based on the received target image. The method further includes sending, in response to satisfying a predetermined condition, a request for acquiring a second Shapley value to a cloud server. The method further includes receiving the second Shapley value for a latent feature of the target image from the cloud server, where the second Shapley value is more accurate than the first Shapley value. In some embodiments, through joint collaboration between a terminal device such as an edge device and a cloud server, rapid calculation of a Shapley value can be achieved at the terminal device, and accurate calculation of a Shapley value can be achieved at the cloud server.

Abstract: A fuel cell includes an anode, a cathode, and a polymer electrolyte membrane disposed between the anode and the cathode. A cathode catalyst is disposed on the cathode and the cathode catalyst includes nitrogen doped platinum nickel (PtNiN) nanoparticles loaded on mesoporous carbon. The PtNiN nanoparticles have an average diameter between about 1.0 nm and about 10.0 nm, the mesoporous carbon has a plurality of pores, the majority of the pores have an average pore diameter less than about 8.0 nm, and at least a portion of the PtNiN nanoparticles are disposed within the majority of the pores having an average pore diameter less than about 8.0 nm.

Abstract: A head-mounted device may have a head-mounted housing that is configured to be worn on a head of a user. While the head-mounted device is being worn, optical modules in the head-mounted device may provide images to eye boxes located rearward of the head-mounted device. A forward-facing display on a front portion of the head-mounted device may be covered with a transparent housing portion forming a display cover layer. An antenna may be mounted in the device. A curved portion of the display cover layer or other dielectric housing layer may overlap the antenna. The antenna and/or other components may be formed by contouring a flexible printed circuit into a shape characterized by a surface with compound curvature. The contoured flexible printed circuit may have polymer layers and a metal trace between the polymer layers. A neutral stress plane may be aligned with the metal trace.

Abstract: A composite premix composition is prepared from tannic acid, Litsea cubeba essential oil (LEO), selenium, and vitamin E.

Abstract: A head-mounted device may have a head-mounted housing that is configured to be worn on a head of a user. While the head-mounted device is being worn, left and right displays in optical modules in the head-mounted device may provide images to eye boxes located rearward of the head-mounted device. A forward-facing publicly viewable display on a front portion of the head-mounted device may be covered with a transparent housing portion forming a display cover layer. A dielectric member having a ring-shaped edge portion surrounding the publicly viewable display may be mounted under a corresponding edge portion of the display cover layer. A flexible printed circuit antenna with compound curvature may be laminated to the edge portion of the dielectric member.

Abstract: A blockchain-based transaction system for a green certificate includes an audit node, a proxy node, and an off-chain node. The proxy node is used by a power producer and a purchaser; the audit node verifies qualification information of the power producer, and send a green certificate to the power producer; the off-chain node predicts a transaction price of a next transaction; when receiving sale information of the power producer and purchase information of the purchaser, the proxy node sends the sale information, a digital signature of the power producer, the purchase information, and a digital signature of the purchaser to the off-chain node; the off-chain node matches the sale information and the purchase information, and sends successfully matched transaction information to the proxy node; the proxy node sends the successfully matched transaction information to a transaction smart contract; and the transaction smart contract performs transaction processing.

Abstract: Embodiments of the present disclosure relate to a method, a device, and a computer program product for text to speech. The method includes encoding a reference waveform of a first speaker to obtain an encoded style feature separated from a second speaker. The method further includes transferring the encoded style feature to a spectrogram obtained by encoding an input text, to obtain a style transferred spectrogram. The method further includes converting the style transferred spectrogram into a time-domain speech waveform. According to the method for text to speech in the present disclosure, a comparative learning framework can also flexibly and effectively synthesize speech with a style of a target speaker, thus realizing lightweight speech style transfer, making it possible to learn high-quality and recognizable features of speech synthesis, and realizing effective speaker feature learning. In addition, the model will be beneficial to other downstream tasks.

Abstract: A radio frequency device includes a feeding structure and a phase shifting structure. The feeding structure includes opposite first and second substrates, and a dielectric layer between the first and second substrates. The first substrate includes a coupling branch and a delay branch, which are respectively connected to two output terminals of a power divider, on an inner side of the first substrate. The second substrate includes a receiving electrode on its inner side, the receiving electrode and the coupling branch form a coupling structure, and their orthographic projections on the first substrate at least partially overlap each other. A length of an orthographic projection of both the coupling branch and the receiving electrode on the first substrate is different from a length of the delay branch. The phase shifting structure includes first and second transmission lines directly and electrically connected to the coupling branch and the delay branch, respectively.

Abstract: Embodiments of the present disclosure provide a method, an electronic device, and a computer program product for speech synthesis. The method for speech synthesis includes: extracting a plurality of voice feature vectors of a plurality of speakers from a plurality of audios corresponding to the plurality of speakers; calculating a first loss function based on distances between the plurality of voice feature vectors of the plurality of speakers; calculating a second loss function according to a plurality of texts and a plurality of corresponding real audios; and generating a speech synthesis model based on the first loss function and the second loss function. By implementing the method, the speech synthesis model can be optimized and trained, so that a high-quality audio with target voice features can be outputted based on the texts.

Abstract: A method for lithium adsorption in a carbonate- and/or sulfate-containing solution, comprising using an aluminum-based lithium adsorbent for adsorption of lithium ions in the carbonate- and/or sulfate-containing solution, after the adsorption is saturated, using a weakly acidic high-concentration salt solution to transform the adsorbent, desorbing the transformed adsorbent by means of a low-concentration salt solution or water, and entering the next cycle for operation.

Abstract: A head-mounted device may be worn on a head of a user. While the head-mounted device is being worn, optical modules in the head-mounted device may provide images to eye boxes located rearward of the head-mounted device. A forward-facing display on a front portion of the head-mounted device may be covered with a transparent housing portion forming a display cover layer. An antenna may be mounted in the device. An antenna support member may be coupled to the head-mounted housing. A biasing member such as a layer of foam may have first and second opposing surfaces characterized by surface normals. The foam may be characterized by an axis of preferential compression that is not parallel to the surface normals. The support member may press against the foam so that the antenna presses against an edge portion of the display cover layer or other overlapping dielectric layer.

Abstract: A memory management method, a memory storage device, and a memory control circuit unit are disclosed. The method includes: sending an erase command sequence configured to erase a first physical erasing unit in a rewritable non-volatile memory module; and sending a write command sequence configured to perform a dummy write operation on a second physical erasing unit in the rewritable non-volatile memory module with correspondence to the erasing of the first physical erasing unit. The dummy write operation is configured to store dummy data to the second physical erasing unit.

Abstract: Embodiments of the present disclosure relate to a method, an electronic device, and a computer program product for acquiring an image. The method includes distilling an original image set through a capsule neural network model to generate a distilled image set, wherein the distilled image set includes a plurality of distilled images. The method further includes acquiring a first feature of a first image through the capsule neural network model. The method further includes acquiring a plurality of distilling features of the plurality of distilled images respectively through the capsule neural network model. The method further includes determining a plurality of similarities between the first feature and the plurality of distilling features respectively. The method further includes acquiring at least one original image matching the first image based on the plurality of similarities.

Abstract: Methods, devices and computer program products for processing video are disclosed herein. A method includes: generating, based on a reference image and a first frame of a video comprising an object, a two-dimensional avatar image of the object; and generating a base three-dimensional avatar of the object by performing a three-dimensional transformation on the two-dimensional avatar image and the object in the first frame. The method further includes: generating a three-dimensional avatar video corresponding to the video based on the base three-dimensional avatar and features of the video, the features comprising differences of the object between adjacent frames of the video. This solution enables the generation of a customized three-dimensional avatar video 10 for an object in a video, where the avatar can move in synchronization with the object and retain the unique features of the object, and can provide a more detailed and vivid representation than a two-dimensional avatar.

Abstract: Disclosed is a transformer, including a first resonance coil, a primary coil, a secondary coil, a second resonance coil, and a magnetic core which includes a first base, a second base, a third base, a magnetic cover, a first center pillar, a second center pillar, a third center pillar, a fourth center pillar, a fifth center pillar, and a sixth center pillar. The first and second center pillars extend from the first base towards the second base. The third and fourth center pillars extend from the second base towards the third base. The fifth and sixth center pillars extend from the third base towards the magnetic cover. The first resonance coil surrounds the first and second center pillars. The primary coil surrounds the third and fourth center pillars. The secondary coil surrounds the third and fourth center pillars. The second resonance coil surrounds the fifth and sixth center pillars.

Abstract: In particular embodiments, a computing system may access a set of training images for training a neural light field network for view synthesis. Using each training image, the computing system may train the neural light field network by casting, for each pixel of the training image, a ray into a three-dimensional (3D) space, the ray including integrated radiance along the ray, mapping first ray coordinates of the ray into an embedding network, transforming, using the embedding network, the first ray coordinates into second ray coordinates, applying positional encoding to second ray coordinates, generating, using the neural light field network, a predicted color value for the pixel based on positionally encoded second ray coordinates, comparing the predicted color value for the pixel with a ground-truth color value for the pixel, and updating the neural light field network and the embedding network based on comparison.

Abstract: A display panel includes a display substrate having a display area and at least one wiring area, and a protective film including a first protective portion and at least one second protective portion. The first protective portion is disposed on a display side of the display substrate, and covers the display area. The at least one second protective portion each covers a wiring area in the at least one wiring area, and is bent from the display side of the display substrate to a non-display side of the display substrate, by a side of the display substrate. The at least one second protective portion each includes a main film layer and a wiring layer. The wiring layer includes a plurality of wirings. At least one wiring extends from the display side of the display substrate to the non-display side of the display substrate, by the side of the display substrate.

Abstract: Disclosed is a system for processing molecular information and a method of facilitating inter-party communication relating to molecular fingerprints. The system comprises a server arrangement configured to receive an input of the molecular information, wherein the molecular information comprises information pertaining to molecular structure of at least one molecule: process the molecular information to map the molecular structure of each of the at least one molecule in the input to a molecular fingerprint corresponding thereto using neural networks. wherein the molecular fingerprint is a representation of the at least one molecule in a multi-dimensional space that enables comparison of the at least one molecule with other molecules: encrypt the molecular fingerprints using a symmetric encryption algorithm; and store the encrypted molecular fingerprints in a data repository.

Abstract: There is provided a phase shifter including a first substrate, a second substrate and a dielectric layer between the first substrate and the second substrate, the first substrate includes a first base and a first electrode layer on a side, of the first base, the second substrate includes a second base, a second electrode layer and a reference voltage leading-in end on a side of the second base, the reference voltage leading-in end is coupled to the second electrode layer, one of the first electrode layer and the second electrode layer includes a body structure and branch structures; an orthographic projection of an end of each branch structure away from the body structure on the first base is overlapped with an orthographic projection of the second electrode layer or the first electrode layer on the first base. An antenna is further provided.