Abstract: A dustproof counter device of a measuring wheel has a base, a counter, and a pedal setting component. The base has a component opening formed through a top of the base and a dustproof flange protruding from the base and surrounding the component opening. The counter is disposed in the base and has a zeroing button extending into the component opening of the base. The pedal setting component has a dustproof cap covering and surrounding the dustproof flange of the base, and abutting against the zeroing button. When the pedal setting component is pressed by a user's foot, dust is kept from dropping into the base by the dustproof cap.

Abstract: A method for determining phase locking of critical arc light includes: step 1: monitoring and collecting light radiation intensity of an arc inside a switch cabinet in real time, and converting the collected light radiation intensity into an electrical signal; step 2: extracting a power-frequency fundamental wave of the electrical signal, comparing an amplitude of the power-frequency fundamental wave of the electrical signal with a first threshold, and generating a pre-warning signal based on a comparison result of the first threshold; step 3: comparing the amplitude of the power-frequency fundamental wave of the electrical signal with a second threshold voltage, and generating a control signal based on a comparison result of the second threshold voltage and a protection time threshold; and step 4: protecting the switch cabinet under the critical arc light environment based on the pre-warning signal and the control signal.

Abstract: A method for inferring intent and discrepancies in a label coding scheme is described. The method includes compiling data indicating how one or more individuals labeled unstructured content according to the label coding scheme comprising a plurality of labels. The method also includes analyzing a context associated with a content labeled in a particular manner by the one or more individuals. The method further includes detecting discrepancies of meaning for a particular label used by the one or more individuals. The method also includes inferring a strategic thinking of the one or more individuals associated with the discrepancies of meaning detected for the particular label. The method further includes displaying recorded metadata associated with the strategic thinking and the discrepancies of meaning detected for the particular label between the one or more individuals regarding a coded dataset.

Abstract: An optical display system and an electronics apparatus are disclosed. The optical display system comprises: a display unit, which generate a first image light and a second image light, wherein the first image light is in a first polarization state and the second image light is in a second polarization state and the first image light and the second image light are generated by a same display panel; a resolution enhancement optic unit, which enhances the resolution of the first image light with respect to the second image light; and a magnifying optic unit, which magnify the first and second image lights from the resolution enhancement optic unit.

Abstract: The present disclosure discloses a text classification system based on feature selection and a method thereof in the technical field of natural language processing and short text classification, comprising: acquiring a text classification data set; dividing the text classification data set into a training text set and a test text set, and then pre-processing the training text set and the test text set; extracting feature entries from the pre-processed training text set through improved chi-square statistics to form feature subsets; using TF-IWF algorithm to give the weight to the extracted feature entries; based on the weighted feature entries, establishing a short text classification model based on a support vector machine; and classifying the pre-processed test text set by the short text classification model. The present disclosure solves the problem that the short text content is sparse to some extent, thereby improving the performance of short text classification.

Abstract: An construction method of an embryonic chromosome signal library is provided. The construction method comprises obtaining an embryo and performing whole-genome amplification and next-generation sequencing to obtain a first chromosome signal; mapping the first chromosome signal to a chromosome reference signal to obtain a second chromosome signal; dividing the second chromosome signal within a predetermined interval range to obtain a third chromosome signal; and performing a regression correction on the sequencing read count (RC) of the third chromosome signal to obtain an embryonic chromosome signal library. Furthermore, a detection method and system of embryonic chromosomes are also provided. Thereby, the information comparison of the embryo chromosome signal library is used to determine whether the pre-implantation embryo is abnormal or not to achieve pre-implantation chromosome screening of pre-implantation embryos.

Abstract: An optical display system and an electronics device are disclosed. The optical display system comprises: a display, which generating image light of a first polarization; a partial reflector, which transmits the image light without changing its polarization and reflects the image light with its polarization being changed to a second polarization; a first optic unit, placed after the partial reflector, which includes at least one refractive lens for chromatic aberration correction; and a reflection-type Pancharatnam-Berry lens, which is placed after the first optic unit and works in the Bragg regime, and which reflects the image light of the first polarization and transmits the image light of the second polarization.

Abstract: A configuration for reporting OOD samples for neural network optimization. The apparatus receives, from a base station, a configuration to report an OOD dataset for a machine learning model. The apparatus detects an occurrence of one or more OOD events. The apparatus reports the OOD dataset comprising the one or more OOD events based on the configuration to report OOD dataset. The apparatus receives, from the base station, an update to the machine learning model. The OOD dataset may comprise raw data related to the one or more OOD events, or may comprise extracted latent data corresponding to features of raw data related to the one or more OOD events.

Abstract: A method and an apparatus for implementing a derivative NFT and a computer-readable storage medium are disclosed, and the method includes providing a smart contract and changing an owner of each of one or more source NFTs to the provided smart contract, minting a derivative NFT in the provided smart contract, with the derivative NFT representing derivative works derived from works represented by the one or more source NFTs, and recording a derivation relationship between the derivative NFT and the one or more source NFTs. With the use of the method, there is provided a way of representing the derivative works on the blockchain in such a way that the derivation of the derivative works from the source works is clearly indicated, thereby enabling the on-chain transaction of the derivative works.

Abstract: An electronic device including a substrate, a sensor, a partition wall structure, a pressurizing component, and a stopping structure is provided. The substrate has a carrying surface. The sensor is disposed on the carrying surface. The partition wall structure is disposed on the carrying surface and surrounds the sensor. The pressurizing component is disposed on the partition wall structure. The pressurizing component, the partition wall structure, and the substrate jointly form a cavity, and the pressurizing component includes a mass and a vibration membrane. The stopping structure is disposed between the pressurizing component and the partition wall structure and extends into the cavity. The stopping structure has at least one opening penetrating the stopping structure.

Abstract: A method and an apparatus for minting an NFT, as well as a method and an apparatus for verifying a role associated with an NFT are disclosed. The method for minting an NFT includes: acquiring metadata of an NFT to be minted, where the metadata includes a role type of each of at least one role associated with the NFT to be minted and a common name corresponding to the role type; signing the metadata, by each of the at least one role, using a private key that corresponds to a public key contained in a digital identity certificate of the role, to obtain a signature by the role; and minting an NFT on chain based on the metadata. As such, the authenticity of information in the metadata can be verified by the signatures.

Abstract: An optical display system and an electronics apparatus are disclosed. The optical display system comprises: an image source, which generates image light; and an optical combiner, which includes two reflection-type polarization volume lenses working in a Bragg regime, wherein a first reflection-type polarization volume lens of the two reflection-type polarization volume lenses diffracts the image light of a first polarization to a first image and transmits the image light of a second polarization, and a second reflection-type polarization volume lens of the two reflection-type polarization volume lenses diffracts the image light of a third polarization to a second image and transmits the image light of a fourth polarization, the optical combiner outputs the first image and/or the second image as an combined image.

Abstract: Provided are a semiconductor device and a method for manufacturing the same, and a semiconductor package. The semiconductor device includes a die stack and a cap substrate. The die stack includes a first die, second dies stacked on the first die, and a third die stacked on the second dies. The first die includes first through semiconductor vias. Each of the second dies include second through semiconductor vias. The third die includes third through semiconductor vias. The cap substrate is disposed on the third die of the die stack. A sum of a thickness of the third die and a thickness of the cap substrate ranges from about 50 ?m to about 80 ?m.

Abstract: An information processing apparatus includes: a factual attribute determining unit that determines a factual attribute that can be confirmed to be a fact with respect to a user based on user-provided data having been provided by the user oneself or history data of the user; an inferred attribute determining unit which determines an inferred attribute having been inferred with respect to the user based on user-related data including at least the factual attribute related to the user; and a credit score inferring unit that infers a credit score to be set to the user based on an attribute data group including the factual attribute and the inferred attribute related to the user.

Abstract: A magnetoresistive random access memory (MRAM) device includes a first array region and a second array region on a substrate, a first magnetic tunneling junction (MTJ) on the first array region, a first top electrode on the first MTJ, a second MTJ on the second array region, and a second top electrode on the second MTJ. Preferably, the first top electrode and the second top electrode include different nitrogen to titanium (N/Ti) ratios.

Abstract: Disclosed are a device of complex gas mixture detection based on optical-path-adjustable spectrum detection and a method therefor, and the device includes: a light source configured for generating an incident beam and emitting the incident beam into an optical gas cell; the optical gas cell, including a cavity configured for accommodating a gas sample, and a reflection module group configured for reflecting the incident beam and a track arranged in the cavity, where the track is consistent with a light path of the light beam in the cavity; a detector module that is connected with the track in a relatively movable manner and is configured for receiving light beams and obtaining spectral data, where an optical path is changed by moving the detector module relative to the track; and a data acquisition unit that is configured for acquiring the spectral data obtained by the detector module.

Abstract: A microelectromechanical system (MEMS) structure and method of forming the MEMS device, including forming a first metallization structure over a complementary metal-oxide-semiconductor (CMOS) wafer, where the first metallization structure includes a first sacrificial oxide layer and a first metal contact pad. A second metallization structure is formed over a MEMS wafer, where the second metallization structure includes a second sacrificial oxide layer and a second metal contact pad. The first metallization structure and second metallization structure are then bonded together. After the first metallization structure and second metallization structure are bonded together, patterning and etching the MEMS wafer to form a MEMS element over the second sacrificial oxide layer. After the MEMS element is formed, removing the first sacrificial oxide layer and second sacrificial oxide layer to allow the MEMS element to move freely about an axis.

Abstract: Provided are a cell strain for producing a biosimilar drug of Ustekinumab and a production method therefor. Specifically, provided is a Chinese hamster ovary cell S cell strain. The cell strain expresses a full human monoclonal antibody directed against the P40 subunit shared by human IL-12 and human IL-23. The fully human monoclonal antibody directed against the P40 subunit shared by human IL-12 and human IL-23 is a biosimilar drug of Ustekinumab, which not only exhibits high consistency with Ustekinumab in pre-clinical research, but also passes pharmacokinetic bioequivalence and safety similarity evaluation in clinical research. The biosimilar drug of Ustekinumab is the first one that has entered clinical trials in China, is the only one that has completed the I stage clinical trial, and is also one of the biosimilar drugs of Ustekinumab, which has the fastest progress in new drug application in the world.