Abstract: A multi-functional protection case for a portable electronic device, including: a casing and a rear cover; the casing is provided with an device accommodating chamber for accommodating the portable electronic device; the rear cover is located at a back of the casing and is rotatably connected to the casing; a card accommodating chamber is defined on the rear cover, and the card accommodating chamber is configured to store card; and an elastic clip is provided on the rear cover. The multi-functional protective case of this portable electronic device avoids the appearance of the multi-functional protective case of the portable electronic device from becoming abrupt by opening a card accommodating chamber inside the back cover. At the same time, the card is clipped by an elastic clip to improve the stability of card storage.

Abstract: This application discloses techniques of playing videos. The techniques comprise caching a video resource of a target onto a plurality of content delivery network (CDN) nodes; establishing a long link with each of a plurality of client computing devices in response to detecting that the plurality of client computing devices access a playback page of the target video; simultaneously sending, via the established long links, signals indicative of a start state of the target video to all of the plurality of client computing devices, wherein each of the plurality of client computing devices simultaneously plays the video resource while separately obtaining the video resource from a corresponding CDN node; simultaneously sending, via the established long links, signals indicative of an end state of the target video to all of the plurality of client computing devices that access the playback page.

Abstract: The translation method includes: obtaining a to-be-translated sentence including a polysemous word expressed in a first language; determining a target semantic meaning of the polysemous word according to a disambiguation rule, where the disambiguation rule indicates to determine the target semantic meaning of the polysemous word by using a translation model, the translation model may perform data processing on a word vector sequence corresponding to the to-be-translated sentence to obtain the semantic meaning of the polysemous word in the to-be-translated sentence, the translation model is obtained by training a parallel training sentence pair, and both training sentences in the parallel training sentence pair are the first language; and determining a translation result of the to-be-translated text based on the target semantic meaning, where the translation result includes content whose target semantic meaning is expressed in a second language, and the first language is different from the second language.

Abstract: A zinc-based coating steel plate includes a base plate layer, an oxide layer which is adjoined to the base plate layer, and a zinc-based coating which is adjoined to the oxide layer, the oxide layer including a grain boundary silicon oxide and/or an intracrystalline silicon oxide therein, a thickness of the oxide layer being 3 ?m to 10 ?m, and a mass fraction of the grain boundary silicon oxide in the oxide layer being greater than or equal to 4%.

Abstract: Provided are a vertical fatigue test device for a dynamic submarine cable based on a topology optimization design framework, and a method thereof. The device includes a bending table, a main framework, the dynamic submarine cable, a connecting hinge, a supporting frame, a bottom plate, and a tension actuator; the bending table is mounted on an upper plate at a top of the main framework, and the main framework, the supporting frame, and the tension actuator are mounted on the bottom plate; an upper end of the dynamic submarine cable is connected with the bending table through a clamping mechanism; each of a left end and a right end of the bending table is connected with a bending actuator; the bending actuators are connected to the upper plate and are configured to achieve reciprocating swinging of the bending table.

Abstract: A method of hot spot ranking for a patterning process. The method includes obtaining (i) a set of hot spots of a patterning process, (ii) measured values of one or more parameters of the patterning process corresponding to the set of hot spots, and (ii) simulated values of the one or more parameters of the patterning process corresponding to the set of hot spots; determining a measurement feedback based on the measured values and the simulated values of the one or more parameters of the patterning process; and determining, via simulation of a process model of the patterning process, a ranking of a hot spot within the set of hot spots based on the measurement feedback.

Abstract: A battery pack includes: a battery pack housing; a cell group including multiple cells and accommodated in the battery pack housing; and a monitoring device configured to monitor an ambient temperature at one temperature measurement point or an ambient temperature at each of multiple temperature measurement points in the battery pack housing. A cell includes multiple cell layers, the battery pack further includes a controller configured to control a charging process of the battery pack or a discharging process of the battery pack, the monitoring device is further configured to transmit the monitored ambient temperature to the controller, and the controller is further configured to determine a cell layer temperature of a target cell layer among the multiple cell layers based on at least one ambient temperature and control, based on the cell layer temperature of the target cell layer, the battery pack to be charged or discharge electricity.

Abstract: The present disclosure provides a video generation method and apparatus, a device, and a storage medium. The method includes: playing a first video for prompting a video taking style on a video taking page in the form of a floating window, wherein the video taking page presents a taken image preview region for presenting a taken image in preview and a video taking control; recording, in response to a triggering operation on the video taking control, the taken image in the taken image preview region to generate a second video, wherein the second video and the first video have a same style. In this way, the second video is taken by playing, on the video taking page, the first video used for prompting the video taking style, so that an ordinary user can be guided to take a high-quality video, and the video taking experience of the user is improved.

Abstract: This application discloses techniques of playing videos. The techniques comprise caching a video resource of a target onto a plurality of content delivery network (CDN) nodes; establishing a long link with each of a plurality of client computing devices in response to detecting that the plurality of client computing devices access a playback page of the target video; simultaneously sending, via the established long links, signals indicative of a start state of the target video to all of the plurality of client computing devices, wherein each of the plurality of client computing devices simultaneously plays the video resource while separately obtaining the video resource from a corresponding CDN node; simultaneously sending, via the established long links, signals indicative of an end state of the target video to all of the plurality of client computing devices that access the playback page.

Abstract: The present invention relates to an electronic-device protective shell including a shell body provided with an accommodating chamber and a camera hole in communication with the accommodating chamber. The accommodating chamber is used for accommodating an electronic device, and the camera hole is used for exposing a camera of the electronic device. A support member is disposed on an outer surface of the shell body, and the support member includes a bracket plate and a camera cover. The bracket plate is rotatably connected to the shell body, and the camera cover is slidable with respect to the bracket plate to cover or expose the camera hole.

Abstract: The present disclosure provides a method and device for digital signal compensation. The method for signal compensation includes: generating a digital compensation signal at least partially based on smoothing, in real time, a digital input signal or a signal that is derived from the digital input signal; delaying the digital input signal such that the delayed digital input signal is aligned with the digital compensation signal in the time domain; and generating a digital compensated signal by combining the delayed digital input signal with the digital compensation signal.

Abstract: Methods for providing a virtual shopping experience in which a demonstration of a product is presented to the user. In some embodiments, the demonstration is an interactive demonstration in a simulated virtual environment in which a user is able to interact with the device and the device is responsive to the simulated virtual environment. In some embodiments, the demonstration demonstrates one or more customizable features of the product. In some embodiments, a user is able to customize the features of the product, such as to customize the configuration and/or the parts of the product.

Abstract: Some embodiments described in this disclosure are directed to methods for comparing products in a three-dimensional environment. In particular, some embodiments described in this disclosure are directed to methods for comparing physical objects (e.g., physical products) and virtual object representations in the three-dimensional environment. These comparisons can provide an efficient and intuitive way for a user to identify differences between a particular physical object and a virtual object representation, and enable a user to select an upgrade or replacement for the physical object. Some embodiments described in this disclosure are directed to methods for presenting object information for a physical object in a three-dimensional environment, and comparing the physical object to a virtual upgrade object.

Abstract: A later-fusion multiple kernel clustering machine learning method and system based on proxy graph improvement is provided. The method includes: S1. acquiring a clustering task and a target data sample; S2. initializing a proxy graph improvement matrix; S3. running k-means clustering and graph improvement on each view corresponding to the acquisition of the clustering task and the target data sample, and constructing an objective function by combining kernel k-means clustering and graph improvement methods; S4. cyclically solving the objective function constructed in step S3 so as to obtain a graph matrix, which is fused with basic kernel information; and S5. performing spectral clustering on the obtained graph matrix, so as to obtain a final clustering result. By means of the method, an optimized basic division not only has information of a single kernel, but can also obtain global information by means of a proxy graph.

Abstract: Methods for training a process model and determining ranking of simulated patterns (e.g., corresponding to hot spots). A method involves obtaining a training data set including: (i) a simulated pattern associated with a mask pattern to be printed on a substrate, (ii) inspection data of a printed pattern imaged on the substrate using the mask pattern, and (iii) measured values of a parameter of the patterning process applied during imaging of the mask pattern on the substrate; and training a machine learning model for the patterning process based on the training data set to predict a difference in a characteristic of the simulated pattern and the printed pattern. The trained machine learning model can be used for determining a ranking of hot spots. In another method a model is trained based on measurement data to predict ranking of the hot spots.

Abstract: The present disclosure provides a method (200) for power amplifier compensation. The method (200) includes: determining (210) a compensation value for each of a plurality of power ranges; determining (220) one of the plurality of power ranges to which transmission power of an initial symbol belongs; and compensating (230) the initial symbol with the compensation value for the one power range to obtain a compensated symbol. for transmission after passing through a power amplifier.

Abstract: Systems and apparatuses for blood oxygenation are disclosed. A system includes a first layer defining a plurality of banks of first channels each extending in a first direction. The plurality of banks of first channels are configured to receive blood via a trunk channel. The system includes a second layer defining a bank of second channels extending in a second direction. The bank of second channels are configured to receive oxygen. The first direction is different from the second direction. The system includes a membrane disposed between the first layer and the second layer and configured to cause the oxygen to permeate from the second layer to the first layer to oxygenate the blood.