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338 results about "Built environment" patented technology

In the engineering and social sciences, the term built environment, or built world, refers to the human-made environment that provide the setting for human activity, ranging in scale from buildings to cities and beyond. It has been defined as "the human-made space in which people live, work and recreate on a day-to-day basis."

Iterative software development environment with prioritized build rules

An iterative software development environment is provided to perform modified dependency analyses for use in building a target file and all the files on which it depends from one or more source files using a set of prioritized build rules. In one embodiment, the build rules indicate how different types of target files can be generated from different source file types. A given target file type may be associated with several rules, each having a different priority, for building the target from different source file types. In one embodiment, if more than one source file exists that can be used to generate a given target file, the rule with the highest priority is used. In one embodiment, the build environment identifies how to generate a particular target file by identifying the highest priority rule for which an associated source file type exists. Moreover, the development environment identifies the presence of a new source file having a corresponding build rule with a higher priority than that of the source file type(s) previously used in the generation of the target file. In one embodiment of the invention, the target file is rebuilt if such a new source file is identified, or if one or more source files previously used to build the target file are determined to have been modified more recently than that indicated by the build date / time of the target file itself.
Owner:ORACLE INT CORP

Iterative software development environment with prioritized build rules

An iterative software development environment is provided to perform modified dependency analyses for use in building a target file and all the files on which it depends from one or more source files using a set of prioritized build rules. In one embodiment, the build rules indicate how different types of target files can be generated from different source file types. A given target file type may be associated with several rules, each having a different priority, for building the target from different source file types. In one embodiment, if more than one source file exists that can be used to generate a given target file, the rule with the highest priority is used. In one embodiment, the build environment identifies how to generate a particular target file by identifying the highest priority rule for which an associated source file type exists. Moreover, the development environment identifies the presence of a new source file having a corresponding build rule with a higher priority than that of the source file type(s) previously used in the generation of the target file. In one embodiment of the invention, the target file is rebuilt if such a new source file is identified, or if one or more source files previously used to build the target file are determined to have been modified more recently than that indicated by the build date/time of the target file itself.
Owner:ORACLE INT CORP

Operation method of self-positioning robot-based multi-camera parameter automatic calibration system

The invention discloses an operation method of a self-positioning robot-based multi-camera parameter automatic calibration system. A self-positioning robot carrying a marker cruises and carries out self-positioning in an offline built environment map to obtain a world coordinate, and a main control computer acquires a camera image and processes the image to obtain an image coordinate of the marker; and the main control computer can automatically carry out the parameter calibration of cameras by combining the dot pair data of more than eight world coordinates and corresponding image coordinates. The operation method provided by the invention has the greatest characteristics of automatically carrying out the parameter calibration on multiple distributed and fixed cameras, greatly reducing labor calibration cost and improving the standardization and accuracy of a calibration process. The upgrading can be realized very conveniently based on the existing monitoring system, and an advanced intelligent algorithm applied to a monitoring and visual system is based on the results of camera calibration, therefore, the operation method provided by the invention has a very broad application and popularization prospect in monitoring systems in the future road traffic, office building corridors, factories, public security and the like.
Owner:ZHEJIANG UNIV

System and method for sensing emotion of juvenile environmental psychology based on electroencephalogram, and method for selecting simulation samples

ActiveCN107080546APerceived emotional intensityStrong emotional perceptionSensorsPsychotechnic devicesFeature extractionElectroencephalography
The invention discloses a system and a method for sensing emotion of juvenile environmental psychology based on electroencephalogram, and a method for selecting simulation samples. The system comprises an electroencephalogram signal acquisition module, an electroencephalogram signal preprocessing module, an electroencephalogram signal feature extraction module, an emotion sensing module and the like; and a built environment serves as a visual simulation source, wherein juveniles often contact with, participate in or are crazy about the built environment. The emotion sensing method comprises the steps of selecting the visual simulation source, acquiring the electroencephalogram signal, preprocessing the electroencephalogram signal, extracting electroencephalogram signal features, training a model, determining emotion intensity and the like. According to the method for selecting the simulation samples, arousal dimensionality and valence dimensionality are divided according to 5 emotion intensities, and rectangular select boxes are determined non-equidistantly according to the actual selected condition of the samples and the distribution state of the samples in a two-dimensional space. The emotion sensing system, the emotion sensing method and the method for selecting the simulation samples have the advantages of high emotion sensing ability, object extending ability and the like, and have high application values in environmental psychology research.
Owner:安徽智趣小天使信息科技有限公司

Method for identifying and predicting bus passenger flow influence factor based on geographically and temporally weighted regression

The invention discloses a method for identifying and predicting a bus passenger flow influence factor based on geographically and temporally weighted regression (GTWR). The method comprises steps of: extracting a traffic zone hour bus passenger flow and calculating built environment density; 2, constructing a space-time three-dimensional coordinate system according to the time of a passenger flow observation point and latitude and longitude to calculate space-time distance, and reckoning a spatial regression weight matrix according to a Gaussian function and the distance; 3, calculating a relation between a passenger flow volume and land utilization under different space-time conditions based on the GTWR; and 4, obtaining a change of a relevant parameter to a coefficient according to the calculation to perform visualization processing in time and space, and analyzing an inherent law. The method takes account of the influence of a time factor on the bus passenger flow and the built environment relation, can deeply excavate an internal relation between the passenger flow and the land utilization, accurately predicts the bus passenger flow, and provides the scientific theoretical guidance for the bus line planning and operation management.
Owner:BEIHANG UNIV

Intelligent navigation guide robot and implementation method thereof

The invention discloses an intelligent navigation guide robot and an implementation method thereof. The robot comprises a robot body and further comprises a speech recognition response system, a navigation guide system and a traveling mechanism; the speech recognition response system is used for obtaining and recognizing the speech information, generating a response command according to the recognized speech information, and starting the navigation guide system according to the recognized speed information; the navigation guide system is used for collecting data to build an environment map through a laser radar sensor, obtaining the current position of the robot and the position of a target point, generating an optimal path according to the built environment map, driving the robot to moveand travel to the position of the target point, and obtaining a corresponding explain content to be output in the navigation guide process; and the traveling mechanism is arranged at the bottom of therobot so as to drive the robot to move and travel to the position of the target point under control of the navigation guide system. A user can be appointed with the navigation and guided to the destination friendlily, circular explanation and publicity can be achieved by presetting the site, and neither reception nor publicity is neglected.
Owner:GUANGZHOU TIANGAO SOFTWARE TECH CO LTD

Building environment sensor measuring point optimization method based on Gauss process model

InactiveCN103984981ASolve the optimal placement problemReconstruction of environment parameter (field) distributionBiological modelsGreedy algorithmSensor node
The invention relates to the field of building distributed environment monitoring and discloses a building environment sensor measuring point optimization method based on a Gauss process model. The method comprises the steps that a teleoperation moving robot is used for carrying an environment measuring sensor node to be used as a moving measuring platform, and environment parameters and measuring point positions in an unknown building are collected; the environment parameters obtained by collecting are used as data samples, a Gauss process regression model is used for carrying out fitting on continuous probability distribution of the environment parameters, and measured values at unarranged measuring points are predicted; a greedy algorithm is used for solving a group of optimum sensor position set; and the optimum sensor position set and complementary selecting results of the main measuring point positions in a building room are combined, and finally the measuring point distribution results with the limited number and the optimum positions are obtained. According to the method, optimum arranging of environment measuring sensors in a large area of the unknown building can be achieved, the smallest number of sensors are used for reestablishing environment parameter field distribution effectively, and a traditional experience arranging method is replaced.
Owner:SOUTHEAST UNIV

Acoustic positioning system and acoustic positioning method for object in building environment

The invention relates to an acoustic positioning system and an acoustic positioning method for an object in a building environment. The acoustic positioning method comprises steps of transmitting a positioning inquiring command in a global broadcast manner; transmitting ultrasonic pulses at a regular time according to the positioning inquiring command by the object; synchronously, acquiring audio signals of ultrasonic pulses from a plurality of acquisition points; performing matched filtering and detection on acquired multichannel audio signals to screen out effective audio signals; determining propagation time delay of the ultrasonic pulses of the corresponding channels according to the position of a first peak of the effective audio signals; and working out position coordinates of the object according to the propagation time delay of the ultrasonic pulses and the coordinates of the corresponding acquisition points. An acoustic positioning technology and a wireless internet of things technology are combined, sound pulses are matched, and effective pulses are screened out, so multipath interference and high-frequency random noise interference are overcome, measurement precision and system robustness are improved, and the ultrasonic positioning system is high in positioning precision, good in system expansibility and low in cost.
Owner:INST OF ACOUSTICS CHINESE ACAD OF SCI
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