25 results about "Digitization" patented technology

Described herein are systems and methods for performing multi-stage detection and classification of cancer regions from digitized images of biopsy slides. Novel methods for processing the digitized images to improve feature extraction and structure identification are disclosed, including but not limited to the use of quaternions, logarithmic mappings of color channels, and application of wavelets to logarithmic color channel mappings. The extracted features are utilized in improved machine learning algorithms that are further optimized to analyze multiple color channels in multiple dimensions. The improved machine learning algorithms include techniques for accelerating the training of the algorithms, making their application to biopsy detection and classification practical for the first time. The performance of the described systems and methods are further improved by the disclosure of a novel multistage machine learning scheme, in which additional classifiers are utilized to choose among the classes proposed by other classifiers in close cases.

A computer-implemented method for providing an objective evaluation to a customer service representative regarding his performance during an interaction with a customer may include receiving a digitized data stream corresponding to a spoken conversation between a customer and a representative; converting the data stream to a text stream; generating a representative transcript that includes the words from the text stream that are spoken by the representative; comparing the representative transcript with a plurality of positive words and a plurality of negative words; and generating a score that varies according to the occurrence of each word spoken by the representative that matches one of the positive words, and/or the occurrence of each word spoken by the representative that matches one of the negative words. Tone of voice, as well as response time, during the interaction may also be monitored and analyzed to adjust the score, or generate a separate score.

A networked system for providing public space data on demand, including a plurality of vehicles driving on city and state roads, each vehicle including an edge device with processing capability that captures frames of its vicinity, a vehicle-to-vehicle network to which the plurality of vehicle are connected, receiving queries for specific types of frame data, propagating the queries to the plurality of vehicles, receiving replies to the queries from a portion of the plurality of vehicles, and delivering matched data by storing the matched data into a centralized storage server, and a learner digitizing the public space in accordance with the received replies to the queries.

A method and an apparatus for dynamic signal switching with multiple measurement sources, for a merging unit in an electrical power system, said merging unit receiving at least two input signals from at least one current transformer measuring the same physical primary quantity. The method comprises a step of outputting from said merging unit, in a real-time mode, a digitized output stream of sampled values with the truest representation of the physical primary quantity, based on the actual values of the input signals.

The invention discloses a storage system for a network communication recording device of a digital substation. The storage system comprises a main controller board module, a hard disk pack module and an IPMI (Intelligent Platform Management Interface) module, wherein the main controller board module is provided with an embedded processor, dual memories and an operation accelerator chip; software system modules are arranged in the dual memories; an operation system module of each software system module is used for running an guiding and loading program for the embedded processor, driving an embedded Linux operation system and introducing a Rootfs file system; a monitoring module is used for monitoring system operation, network link, chip temperature and voltage data of a module and providing the data to the outside through an IPMI specification; a storage control module is used for establishing, removing, restoring, reestablishing and monitoring a disk array of the hard disk pack module, carrying out operation management through a WEB management interface module and realizing NAS (Network Attached Storage) management and IPSAN (Internet Protocol Storage Area Network) management through a data access management module; a data tamper preventing module is used for preventing data from being illegally tampered; and the hard disk pack module is an RAID (Redundant Array of Independent Disk) 0/1/5/6 type disk array; and the IPMI module is used for monitoring the operation condition of the storage system and exporting monitoring data according to the IPMI specification.

The invention discloses a non-scan intelligent digit integrated SPR detector, composed of an optical system, a sensor chip, and a signal check circuit, wherein the optical system comprises a LED light source, a polarizing disc, a lens and a mirror, the sensor chip is a glass sheet plated with a metal film on which a ligand is grown relative to the object molecule, the sensor chip is coupled on the lens, the signal check circuit comprises a LED drive circuit, a CCD array and a relative drive circuit, a signal detect and collect circuit, an A/D convert circuit, a MCU control circuit, and a digit communication circuit. The invention holds the characters of SPR sensor technique, while the invention uses wide-angle incidence of LED light source to avoid accurate incident angle scanning device, to simplify the angle adjuster, avoid the test error caused by transmission element, and improve operation property. The inventive integrated SPR detector can directly output digit, with high intelligent degree, small volume, portable property and easy application.

A method and apparatus for processing images, and an image display apparatus are provided that can produce favorable images even when digitized image are partially magnified (enlarged) or reduced (shrunk). The apparatus for expanding or reducing input image data supplied thereto, for each area of the image data, comprises a high frequency (HF) component smoothing processor that generates smoothed-HF-component image data by smoothing HF components of the input image data; a partial magnification/reduction controller that generates partial magnification/reduction control information that designates positions of pixels in image data obtained after expanding or reducing the input image data for each image area; and a pixel data generator that generates pixel data of pixel positions designated by the partial magnification/reduction control information in the smoothed-HF-component image data, by using pixel data in a neighborhood of the designated pixel positions.

A C/V integrated capacitive humidity sensor interface circuit is suitable for the field of Internet of Things. Humidity sensor interface circuit is composed of folded cascode operational amplifier, reference current source, bias circuit and compensation circuit. The first stage adopts a folded cascode structure, which provides higher gain; the second stage adopts a common source structure, which provides a higher output swing. The bias circuit adopts a self-starting bootstrap reference current source, thereby reducing the influence of the power supply voltage on the charging and discharging of the capacitor. The circuit has high sensitivity, fast dynamic response, good stability, simple structure, easy digitization, and good anti-interference and reliability.

The invention provides a radio frequency digitized modulation method based on DDS and DSP. The method comprises a step of transmitting digital singals obtained by an A/D converter to the DSP. The DSP calculates instantaneous frequency offset of the DDS according to the maximum sampling value and digital signal instantaneous value which are output by the A/D converter and calculates instantaneous frequency control word of the DDS according to bits, clock frequency and radio frequency carrier frequency of the DDS. The DDS carries out frequency modulation on the radio-frequency signals according to the instantaneous frequency control word, and generates frequency-modulated signals. The method realizes complete digitized radio frequency modulation. Compared with an analogue modulation method, the radio frequency digitized modulation method has simple circuits, good consistency and high reliability, and is particularly suitable for high speed frequency-hopping sending channels such as high speed frequency-hopping broadcasting station, short frequency conversion time and high data transmission rate.

A mobile passport, mobile passport generation system for generating same, and mobile passport certification method enable increased convenience for certifying passports. The passport is generated by digitalizing passport information written in an actual passport, thereby eliminating the risk of losing the passport, and with which the certification of a passport for a foreign tourist is carried out by scanning or inputting the digitalized passport information. A mobile passport, which includes a QR code including passport information, a photo writing unit, a country writing unit, and a manual certification number, is generated by using a mobile passport generation system which includes a mobile passport generation unit, a password generation unit, a mobile passport management server, and a terminal. The identity of a passport holder can be checked by checking the QR code, the manual certification number, a coupon number, and a tax return transaction number associated with the generated mobile passport.

The invention discloses a QPSK-DS communication detecting method based on delay multiplication. A system is initialized and begins to scan a target frequency band to amplify signals entering the system from the radio frequency front end, radio frequency signals are converted into fixed middle frequency to be amplified through a difference frequency method, digital signals can be achieved through analog-digital conversion, delay multiplication operation is carried out, digital lowpass filtering is carried out to obtain lowpass signals, and a frequency spectrum of the lowpass signals can be achieved through an FFT algorithm. The QPSK-DS communication detecting method has the advantages of adopting a linear and non-linear processing method to achieve full detection on QPSK-DS communication through simple comprehensive analysis and processing on time frequency domains and being simple to achieve, strong in operability and strong in capacity adapting to low signal to noise ratio. Meanwhile, the method adopts the middle frequency analysis instead of radio frequency or baseband processing to avoid high requirements for performance of processing capacity of a receiver as possible. Furthermore, the method can achieve real-time processing easily and is strong in practicability.

The invention discloses a BIM (Building Information Modeling) directory tree generation method and device, a product and a storage medium. The method comprises the following steps: determining a unique coding structure of a BIM according to an application demand of the BIM; respectively adding coding information and attribute information of corresponding hierarchies to the BIM model according to the unique coding structure by utilizing a BIM model attribute management tool, and adding sequence codes to the same class of objects with the same coding information; obtaining a unique code of the BIM model; lightweight processing is carried out on the BIM model, and geometric information and attribute information of the lightweight BIM model are associated; and importing the lightweight BIM model and the attribute information into a digital platform, identifying a unique code of the lightweight BIM model, analyzing a coding level, a table code, a classification object code level and a sequence code, matching an analysis result with a classification and coding table in the digital platform, and generating a BIM model directory tree according to the coding level and a matching result. According to the method, the corresponding directory tree can be automatically adjusted along with expansion and adjustment of the model.

The invention discloses a big data-based digital marketing service system, which comprises a user side, a marketing service side, an offline side and a database, and is characterized in that the userside is used for obtaining customer data and establishing an online experience channel, the marketing service side is composed of a marketing platform and a service platform, the marketing platform isused for making a product marketing plan conforming to customers, the service platform is used for carrying out reasonable management service on customers, the offline end is used for establishing anoffline comprehensive marketing service channel for the customers and expanding the cognition degree of the customers to product brands, and the database is used for obtaining and analyzing consumption habits of the customers. According to the marketing service system, plans meeting marketing and service requirements of customers can be formulated according to personalized requirements of the customers, intercommunication and interconnection between products and the customers are achieved in combination with diversified modes of online browsing and offline experience, the recognition degree of the customers for product brands is improved, and the marketing service quality is improved. Therefore, a better and more perfect marketing service effect is achieved for customers.

The invention discloses a three-dimensional digital system capable of displaying inundation compensation information of a downstream beach area of a Yellow River, and the system comprises a beach areasocial and economic information management subsystem and a beach area three-dimensional information display subsystem, which are designed according to the architecture of a data layer, a data accesslayer, a system application layer and a system presentation layer. The information of the beach area social and economic information management subsystem is the basis for the beach area three-dimensional display system to perform inundation statistics, and after the beach area three-dimensional information display subsystem calculates the inundation village, inundation loss statistics and three-dimensional scene display are performed according to the village information stored in the social and economic information management database. According to the method, corresponding decision-making activities can be carried out on the information of the downstream beach area of the Yellow River, a comprehensive, dynamic and visual technical means is provided, scientific, rapid and reliable social and economic influence analysis, disaster loss assessment, scheme optimization and other supports are carried out, and the method has important significance in comprehensively improving the scientificity, accuracy and reasonability of decisions.

The invention discloses a digital chromatographic system which is composed of a central control unit, a communication module, a digital conversion module and a chromatographic device. The chromatographic device is a full-automatic purification system, the chromatographic device comprises a UV detector, a membrane pump, a pressure detector, a flow detector, a pH and Conductivity detector, a liquidlevel detector and an automatic valve; the system is provided with an RS485 communication module, an RS232 module and a ProfibusDP remote module; the communication module is direct in digital communication with an instrument and reads or writes in related numerical values; the digital conversion module converts on-site common analog signals into digital signals and transmits the digital signals into a control unit through the digital communication technology; the control unit and the instrument are subjected to full-digital communication control, after digital communication is introduced, analog signal attenuation, analog signal interference, installing circuit complexity and other problems in the prior art are solved, and water solutions and solutions with large viscosity can be effectively distinguished through an IOLink sensor.

Disclosed is a paperless medical bedside record list realizing method. According to the paperless medical bedside record list realizing method, a display card, a handheld modifier and a table-type modifier are utilized. The handheld modifier can be placed on a platform of the table-type modifier when being not in use at ordinary times. When information is recorded for the first time, the table-type modifier records information into the display card and updates data into a database, and the display card displays the recorded information and moves along with a patient or liquid medicine; when displayed content needs to be modified or updated, a worker can bring the handheld modifier to the place where the display card is located and update information, after the updating is completed, the handheld modifier is replaced on the table-type modifier to complete data uploading, and the table modifier stores and archives the data. The paperless medical bedside record list realizing method has the advantages that digitized and paperless recording of infusion information or hospitalization information is realized, since an ink screen does not need power supply for daily display, medical workers can complete digitization and data archiving during operation, paper is saved, and the possibility that the paper is maliciously obliterated by people is avoided.

The invention relates to a digital making multi-function control system, which relates to an improved computer network and communication in the field of mechanism industry. It has the following characters: time circuit is the time of all the system work, which uses crystal oscillator and electric capacity to lead CPU U1 system by interlock XTAL1.XTAL2; reset circuit adopts giving electricity and press key reset mode; series interface unit U2 adopts D0-D7 octet data bit and CPU U1 communication; display output unit U3 communicates with CPU U1 by DB0-DB7; input unit U4 is formed by keyboard array and input chips; keyboard array communicates with input chips by RL0-RL7; D0-D7 of input chips communicate with CPU U1.

A method for detecting a mass density image of an object. An x-ray beam is transmitted through the object and a transmitted beam is emitted from the object. The transmitted beam is directed at an angle of incidence upon a crystal analyzer. A diffracted beam is emitted from the crystal analyzer onto a detector and digitized. A first image of the object is detected from the diffracted beam emitted from the crystal analyzer when positioned at a first angular position. A second image of the object is detected from the diffracted beam emitted from the crystal analyzer when positioned at a second angular position. The first image and the second image are combined mathematically to derive a mass density image of the object.