35results about How to "Accurate weight value" patented technology

The invention discloses an aspect-level sentiment classification model based on a multi-memory attention network. The aspect-level sentiment classification model comprises a word embedding layer, a position memory layer, a BiLSTM network layer, an attention interaction memory layer and a label memory layer, characteristic information is learned through a plurality of memory modules, the emotion characteristic vector of the context is generated more accurately, and the model performance is improved.

The invention provides an indoor positioning system and method based on a deep neural network, and relates to the technical field of artificial intelligence, and the method comprises the steps: employing a neural network chip as a core, and employing a camera, a temperature sensor, a humidity sensor and a mobile terminal for needed data collection; transmitting required data through the Internet and a router; performing data preprocessing and data storage by using a positioning server; and finally, enabling a neural network chip to complete tasks such as neural network model training, optimalweight value searching, fingerprint information generation and positioning point determination. Compared with a traditional indoor positioning system and method, the indoor positioning system and method can be suitable for more complex environments, more accurate positioning can be achieved, and high practical value is achieved.

The invention firstly provides a dynamic and static interaction metering system. The system comprises two or more metering bins, feeding equipment and a control system, wherein each metering bin is provided with a weight sensor, and a bin bottom valve is arranged below each metering bin and used for controlling materials in the metering bin to be unloaded or loaded; and the feeding equipment is configured to be the feeding equipment with two paths. The invention further provides a metering method of the dynamic and static interaction metering system. According to the dynamic and static interaction metering system and the metering method, the metering functions of ship unloading and ship loading are integrated, and the system and the method can be suitable for material ship loading and unloading of large ship loaders and ship unloaders. The metering system is large in layout, large in flow, stable, reliable, higher in adaptability, lower in cost and higher in efficiency; and the weightis not obtained by weighing and peeling by the weight sensor at a time, but is obtained by respectively weighing between the full bin and the empty bin of the metering bin, so that the precision is higher.

A fire detecting system includes a plurality of detectors, and a computing unit coupled to the detectors. The detectors are configured for generating a plurality of detecting values, respectively. For each of the detectors, the detecting value is equal to a first predetermined value when a fire state is detected thereby, and is equal to a second predetermined value when otherwise. The computing unit sets a weight value for each of the detectors and a threshold value, and is configured to perform a weight correcting method for correcting the weight value of each of the detectors based on accuracy of operation of the detectors.

The invention discloses an electronic scale with a temperature compensating function and belongs to the technical field of the electronic scale. The problem that an error of a sensor is caused by temperature influence in the current electronic scale is solved. The electronic scale comprises a central processing unit module, a weight sensor module, a temperature sensor module, a power supply, an external display module and a peripheral circuit, wherein the weight sensor module and the temperature sensor module are both electrically connected with the central processing unit module; the central processing unit module comprises a storage unit, a built-in analog-to-digital conversion circuit and a built-in operation unit; the built-in analog-to-digital conversion circuit is used for performing signal conversion on weight and temperature numerical values; the built-in operation unit is electrically connected with the external display module. Each function is realized through operation and correction, temperature is converted into a digital value, and ambient temperature is calculated by a formula; weighing measurement is compensated under different temperatures according to temperature characteristic PPM value of the sensor so as to obtain a precise weight value.

The invention provides a liquid heating container and a method and a system for weighing liquid in the liquid heating container. The liquid heating container comprises a kettle body component, a basecomponent which is supported at the bottom of the kettle body component and a power cable component which is arranged on the base component, at least one weight sensor which is arranged on the base component, and an electric control board which is electrically connected to the at least one weight sensor. The weighing method comprises the following steps: weighing weight W1 detected by the at leastone weight sensor; comparing the acquired weight W1 with a preset value W0; and when the W1 is greater than or equal to the W0, calculating a weight value Ws of the liquid in the kettle body component in accordance with a formula Ws=W1-WD-WH-WX, wherein a weight value WX of influence of the power cable component is an initial weight value of the power cable component, and bothy the weight WD of the base component and the weight WH of the kettle body component are predicted. With the application of the weighing method provided by the invention, liquid weight can be precisely detected and displayed, so that the total weight of the liquid in the liquid heating container can be checked by a user more conveniently and intuitively, and user's using experience is improved.

The invention relates to a digital sensor junction box which comprises a main board and at least one analog-to-digital conversion board, wherein a first main control unit and a first communication module which are in communication connection with each other are welded on the main board, a second main control unit and a second communication module which are in communication connection with each other are welded on each analog-to-digital conversion board, the first communication module is respectively in communication connection with an upper computer, a mobile terminal and the second communication module, the second main control unit is further in communication connection with external sensors in a one-to-one correspondence manner, a unique address code is stored in the second main control unit, and the first main control unit accesses the specified second main control unit according to the address code. The invention further relates to a weighing system based on the digital sensor junction box, which sets functions and parameters of the junction box through using a weighing parameter adjusting APP on the mobile terminal, and the junction box can process signals collected by the sensor, convert the signals into weight values, store the weight values and output the weight values to the upper computer. The digital sensor junction box and the weighing system have the advantages of excellent usability, portability and expandability.

The invention relates to an electricity demand-satisfied power grid project operation benefit evaluation method and system. The method comprises the following steps of: acquiring to-be-evaluated practical operation electricity data; evaluating the efficiency of an electricity demand-satisfied power grid project according to the acquired electricity data; evaluating an effect of the electricity demand-satisfied power grid project according to the acquired electricity data; and evaluating the safety of the electricity demand-satisfied power grid project according to the acquired electricity data. According to the method and system, the operation effects of electricity demand-satisfied power grid projects are comprehensively evaluated by comprehensively considering the project efficiency, project effect and project safety.

The invention relates to a weighing system. The weighing system comprises a weighing device and a controller, which are arranged on a movement mechanism. The weighing device comprises a weighing sensor, a tray placed on the weighing sensor, and a guide device. One end of the guide device is connected with the tray, and the other end is connected with the movement mechanism. The guide device is used to guide the tray to move in the calibration direction of the weighing sensor. The weighing device further comprises an angle detection device. The control device is used to acquire the actual weight of a load according to the weight value detected by the weighing sensor and the angle value detected by the angle detection device. According to the weighing system provided by the invention, the guide mechanism is arranged; the load-bearing tray move only in the calibration direction when the movement mechanism is tilted; and the weighing sensor can accurately measure the weight of the carriedload in the calibration direction.

The invention relates to a method for evaluating the maintenance degree of a product. The method comprises the steps that S1) influential factors of the maintenance degree are determined; S2) the weight of each influential factor is determined; and S3) the maintenance degree of the product is obtained by combining the weights of the influential factors with the evaluation values of the influential factors. Compared with the prior art, the maintenance degree is evaluated based on the weight of each influential factor, so that the evaluation result is more objective and real.

The invention discloses an automatic calibration weighing device, comprising a conveyor supporting leg, wherein a mounting sleeve is fixed at a bottom end of the conveyor supporting leg. A gravitationdevice for enabling pressure borne by the conveyor supporting leg to be vertical downwards only is set in the mounting sleeve. The bottom of the gravitation device is fixed on a vertically set screw.The bottom of the screw is fixedly connected with a weighing sensor. The weighing sensor is fixed on the conveyor supporting leg. The conveyor supporting leg is fixed on the ground. According to theautomatic calibration weighing device, the force borne by the conveyor supporting leg is concentrated on the gravitation device and the force is transmitted to the weighing sensor through utilizationof the screw, so a weighed weight value is accurate. The device is simple in structure, low in cost and high in bearing capacity. Accuracy of the weighing device can be ensured.

The invention discloses a kitchen waste disposal weighing management system and a control method thereof. The method comprises the steps that: an RFID card reader reads individual unit information containing a plurality of pieces of user information of an ID card; a central control system generates a weighing number; after the central control system triggers the camera to photograph a vehicle, the central control system binds the photographed real-scene image with the weighing number and stores the information into a verification database; the central control system adds weight information detected by an electronic scale to the individual unit information; the central control system binds the weighing number with the individual unit information and stores the information into a statistical database; and after a user terminal retrieves and reads the individual unit information in the statistical database, the real-scene image with the same weighing number in the verification database is called through the corresponding weighing number. The system and the control method thereof have the advantages of high efficiency for retrieving and editing the user information and snapshot photos, high data security, and orderly and accurate management.

The invention relates to a method and system for evaluating running benefits of electric-railway power supply grid engineering. The method comprises: actual running power data needing evaluation are collected; according to the collected power data, the efficiency of an electric-railway power supply project is evaluated; on the basis of the collected power data, the electric-railway power supply engineering project effect is evaluated; on the basis of the collected power data, project safety of the electric-railway power supply engineering is evaluated; and a running effect meeting a power usage need is evaluated comprehensively by considering the project efficiency, project effect and project safety.