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Chinese network review emotion classification method based on integrated study frame

The invention discloses a Chinese network review emotion classification method based on an integrated study frame. According to the method, a part-of-speech combination mode, an order-preserving sub-matrix mode and a frequent word sequence mode are adopted as input characteristics, in the level of characteristics, factors of the influence of Chinese word order information, interval phrase characteristics and the sentence length are considered, and the characteristic vector sparsity problem is solved through semantic similarities; the problem that many review text characteristics exist is solved, the inter-base-classifier independence is guaranteed, and the classification performance of base classifiers is improved as much as possible; a base classifier algorithm constructed based on product attributes is adopted to comprehensively review emotion information of each attribute in a text, and then the sentence-level emotional tendency of reviews is judged, so that a final classification result is more accurate. The Chinese network review emotion classification method based on the integrated study frame is applicable to e-commerce network review emotion classification in various fields, can make a potential consumer know evaluation information of a commodity before purchase and can also make a merchant better sufficiently know the consumer's opinion, and therefore the service quality is improved.
Owner:NANJING SILICON INTELLIGENCE TECH CO LTD

Methods and systems for forming concentrated consumable extracts

Typical known methods for producing large quantities of concentrated extracts from solid raw materials such as ground, roasted coffee are not ideally suited to producing high quality coffee extracts that are rich in flavor and fragrance, and which maintain the varietal characteristics of the roasted coffee from which they are produced. The current invention provides filtration methods e.g. reverse osmosis or nanofiltration for producing such high quality concentrated extracts from more dilute extracts via solvent removal. The invention provides methods that have sufficient flexibility and scalability to be used for a wide variety of applications, including for producing industrial—scale quantities of extracts for the food and beverage industry. The invention provides methods and apparatus that can produce highly concentrated, “gourmet quality” extracts for use as flavoring agents, beverage concentrates, and fragrances. The solvent—reduced, concentrated extracts produced according to the inventive solvent removal methods can be advantageously used for applications where high quality coffee extracts, with a high concentration of soluble coffee solids, for example of at least 6 wt. %-40 wt. %, and a high level of retention of varietal flavor and fragrance characteristics are desired.
Owner:KERRY GROUP SERVICES

Teaching method and system based on cross-media dynamic knowledge graph

The invention discloses a teaching method and system based on cross-media dynamic knowledge graph. The method comprises the following steps of constructing the cross-media dynamic knowledge graph; storing entity related information in the knowledge graph, and returning attribute values corresponding to entities through subject knowledge questions and answers; obtaining feedback information of students and knowledge points, calculating the knowledge point recommendation degree and the learning resource recommendation value score, and therefore, constructing a knowledge point recommendation listand a learning resource recommendation list and returning the lists to learners; constructing a course knowledge card; recommending friends, and recommending other users with similar learning progress and learning conditions to the current user. The teaching system comprises a data layer, a data analysis layer, an application layer and a user layer. The teaching method can be realized through a computer-readable storage medium. The problem that in the prior art, a teaching scheme cannot be formulated in a targeted mode according to learning characteristics is solved, the individualized teaching can be achieved, and the teaching level is effectively improved.
Owner:SHAANXI NORMAL UNIV

Anti-fake identification system and method capable of automatically connecting to web address

This invention relates to an anti-fake identification system and method capable of automatically connecting to web address, in which an electronic tag of commodity is scanned by a reader device so as to read the identification code into the computer device; the identification code includes a web address of a remote maker to which the computer can automatically connect so as to transmit the identification code to the web address; a verifying device receives and verifies the identification code at the web address, and produce an authentication code according to the identification code after the identification code passes through verification so as to confirm the accuracy of the identification code. The method comprises the following steps of: reading an identification code of commodity; transmitting the identification code to the web address; verifying the identification code and generating an authentication code when the identification code is accurate. When the identification code is verified to be accurate according to the authentication code, the computer can keep consumer informed that the commodity passing through anti-fake verification is genuine, and that the user's manual and service information of the commodity can be understood.
Owner:NAT CHUNG SHAN INST SCI & TECH

Wearable NIRS-EEG based schizophrenia early detection evaluation system

The invention discloses a wearable NIRS-EEG based schizophrenia early detection evaluation system. The system comprises an NIRS-EEG bimodal cerebral function monitor device, a mobile intelligent terminal and a network server, wherein the NIRS-EEG bimodal cerebral function monitor device is used for acquiring cerebral function information of schizophrenia patients or healthy persons in real time by adopting NIRS and EEG technologies, and transmitting the cerebral function information to the mobile intelligent terminal through bluetooth signals; the mobile intelligent terminal is used for uploading data to the network server for data processing via mobile internet; and the network server is used for saving the processed data, generating a corresponding diagnosis result, and feeding back to the mobile intelligent terminal for data waveform display. The system has the advantages of accurate detection evaluation result and extremely low power consumption, and can be used for quickly and conveniently performing early detection and disease early warning for schizophrenia patients and providing scientific and reasonable guidance for nursing schizophrenia patients, so that pains and psychological burden of schizophrenia patients and family members thereof can be reduced.
Owner:GUANGDONG PROV MEDICAL INSTR INST +2

Transfer processing method and system for multi-channel real-time streaming media file and receiving device

The embodiment of the invention discloses a transfer processing method and a transfer processing system for a multi-channel real-time streaming media file, and a receiving device. The method comprises the following steps of: receiving data packets on L streaming media channels by a client side in a way of aiming at a same streaming media program, wherein the system clocks of N streaming media servers are consistent; when a time variable phi is a nonblank value, recognizing whether timestamps TS on the data packets are more than the sum TC+phi of the current system moment TC of the client side and the time variable phi or not; if the timestamps are not more than the sum, abandoning the data packets; if the timestamps are more than the sum, storing the data packets in a corresponding buffer area playing queue according to a sequence from a small one to a big one of the timestamps TS; and when the TC+phi reaches the timestamp TS on a first data packet in the playing queue, decompressing, decoding and playing the data packets in the playing queue in sequence. According to the embodiment of the invention, the synchronous playing of the real-time streaming media files transferred in a multi-channel way can be realized, and the situation that a plurality of frames are asynchronous is avoided.
Owner:CHINA TELECOM CORP LTD
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