CN103179694B - A kind of interpersonal interaction's relation data acquisition method - Google Patents
A kind of interpersonal interaction's relation data acquisition method Download PDFInfo
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- CN103179694B CN103179694B CN201310101259.0A CN201310101259A CN103179694B CN 103179694 B CN103179694 B CN 103179694B CN 201310101259 A CN201310101259 A CN 201310101259A CN 103179694 B CN103179694 B CN 103179694B
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Abstract
The present invention discloses a kind of interpersonal interaction's relation data acquisition system and collecting method thereof, and described system comprises host computer, Zigbee telegon and multiple Zigbee node; Zigbee node be used for experimenter wear, communicated by RF module between Zigbee node, and and ultrasonic transceiver module acting in conjunction, realize the collection of interpersonal relationships data; Zigbee telegon is connected with host computer, for collecting and uploading the information that Zigbee node gathers.Because Zigbee node does not disturb the normal activity of sample; not only can effectively to forgo the distortion of the interpersonal interaction's relation data caused due to subjective reason; improve the accuracy of social experiment; can be as required; as natural science experiment; obtain the data that researcher needs at any time, solve the problems such as reliability that present society calculated data collects, validity, secret protection and the Institutional Handicaps that may exist technically.
Description
[technical field]
The present invention relates to social computing data collecting field, in particular to system and the collecting method thereof of the interpersonal interaction's relation data between a kind of wireless sensor network collecting sample based on Zigbee, for social computing provides true, complete social relationships data.
[background technology]
Social computing is the interdisciplinary science that computer technology and theory of social science merge mutually, not only pays close attention to computer or the application of more broadly information technology in social activities; And research social knowledge, or the use of humanistic philosohpy in computer or information technology more specifically and embedding, and then the various problems of understanding and discovery social science, study its rule of development and provide corresponding solution, to improve benefit and the level of social activities.
Under the specific environment of China's economic Social Transformation Period, social class breaks up fast, new and old social contradications are interweaved, the public safety problem such as unconventional burst Mass disturbance, public health event that may occur continues to bring out, the direct social stability that affects is harmonious, become the significant problem of Chinese society's Faced In Sustainable Development, thus these problems receive government and educational circles shows great attention to.But existing relevant research concentrates on the aspects such as qualitative description analysis or case analysis mostly, lacks quantitative systematic Study, and thus the very difficult feature to these social concerns and rule carry out scientific description and research.Be limited to the collection difficulty of interpersonal interaction's relation data of extensive, complexity simultaneously, prediction, intervention and the control of this kind of problem and the more efficiently policy that proposes are become very difficult.Therefore the interpersonal interaction's relation data how obtained between colony becomes very urgent to study above-mentioned complicated social concern.This is the science needs researching and solving complicated social concern, is also to strengthen social stability, promotes the reality need of the structure of harmonious society.
Data and experiment are accurately portrayed the basis of social concern as social computing and build the necessary condition of technology platform.The same with natural science, the data of social science obtains and also needs experiment, but it is different from Engineering Experimental, the experimental subjects of social experiment is people or tissue, due to the complexity of society, make conventional laboratory facilities be difficult to meet the needs of Social Science Research, social experiment's means feasible at present have the conventional methods such as social investigation, questionnaire, participant's observation.But these conventional methods all come with some shortcomings again, document (1) Wang Feiyue, once main forces, Mao Wenji, the meaning of social computing, development and research situation, e-Science forum, 2010.7; (2) Sheng Zhaohan, Zhang Jun, Du Jianguo etc., social science experiment with computing is theoretical and apply, Shanghai Sanlian Bookstore, 2009.7; (3) Wang Feiyue, artificial social product, experiment with computing, parallel system---calculate the discussion of research about complex socioeconomic system, complication system and complexity science, in 2004.10, have relevant elaboration.Document (1) is pointed out, the conventional methods such as social investigation need to drop into huge human and material resources, financial resources and social relationships, and cost is high and be difficult to repetition; Secondly due to the existence of artificial subjective factor, the data often serious distortion of acquisition is made.Document (2) is pointed out, conventional method stresses the aspects such as qualitative description analysis or case analysis more, lacks quantitative systematic Study, and thus the very difficult feature to these social concerns and rule carry out scientific description and research.Document (3) is pointed out, conventional method needs playing an active part in of experimenter, may relate to individual privacy, affects the normal life of people, so that is morally difficult to receive this type of experiment.
[summary of the invention]
The object of the present invention is to provide a kind of interpersonal interaction's relation data acquisition system and collecting method thereof, under the normal activity not disturbing sample, collect the interactive relationship data between sample accurately.
To achieve these goals, the present invention adopts following technical scheme:
A kind of interpersonal interaction's relation data acquisition system, comprises host computer, Zigbee telegon and multiple Zigbee node; Zigbee node is used for experimenter and wears, and is used for gathering interpersonal interaction's relation data; Zigbee telegon is connected with host computer, for collecting and uploading the information that Zigbee node gathers.
The present invention further improves and is: Zigbee telegon comprises the first main control module and RF transceiver module and the serial communication modular being connected the first main control module; Zigbee node comprises the second main control module and is connected the 2nd RF transceiver module of the second main control module, ultrasonic transceiver module, real-time clock module and memory module; Communicated by the 2nd RF transceiver module between Zigbee node, find neighbouring Zigbee node, then the 2nd RF module and ultrasonic wave module acting in conjunction, according to RF signal and ultrasonic signal the time of advent difference and both speed calculate the internodal distance of two Zigbee, if this distance is not more than 2m, then think that two samples are alternately, the other side Zigbee node serial number, this Zigbee node serial number, distance value and current time information are stored in memory module, realize the collection of interpersonal relationships data; The information collected is reached Zigbee telegon by the 2nd RF module by Zigbee node, and Zigbee telegon is uploaded to host computer by first serial communication module again, realizes the sample and transform of interpersonal interaction's data.
The present invention further improves and is: described serial communication modular is RS232 serial port module; This RS232 serial port module is connected with host computer by DB9 serial port line.
The present invention further improves and is: described first main control module and the second main control module are MCU.
The present invention further improves and is: described memory module is flash memory.
The present invention further improves and is: the information collected is reached Zigbee telegon by ZigBee technology by Zigbee node.
A collecting method for interpersonal interaction's relation data acquisition system, comprises the following steps:
The first step, is connected Zigbee telegon with host computer, opens the receive window of host computer and starts Zigbee telegon; Each experimenter wears a Zigbee node, and starts the Zigbee node that experimenter wears;
Second step, Zigbee telegon and Zigbee node separately independent, run simultaneously:
I, Zigbee telegon workflow:
Its RF transceiver module of the master control module controls of a, Zigbee telegon outwards sends query statement, cyclic query Zigbee node, and the Zigbee node of order inquiry uploads the information collected;
If b Zigbee telegon receives the information that Zigbee node is uploaded, then to Zigbee node feeding back information, represent and receive successfully, and the information received is uploaded to host computer by RS232 serial ports; If do not receive the information of the Zigbee node reverts back of inquiry in official hour, then inquire about next Zigbee node;
П, Zigbee node workflow:
Zigbee node is cyclic switching three kinds of operating states successively: send state, accepting state and resting state;
1.1, in transmission state, Zigbee node is neighbouring with or without other Zigbee node by its RF transceiver module broadcast transmission information inquiry;
If 1.2 Zigbee nodes receive the return information of other Zigbee node, then the Zigbee node to this return information sends RF signal and ultrasonic signal, the information that wait-receiving mode the other side sends;
1.3, after Zigbee node receives the other side RF signal, open the ultrasonic signal that ultrasonic transceiver module receives the other side's transmitting, then according to differ from the RF signal that receives and the time of advent of ultrasonic signal and both speed calculate the internodal distance of two Zigbee, if this distance is not more than 2m, then think that two samples are alternately, the other side Zigbee node serial number, this Zigbee node serial number, distance value and current time information are stored in its memory module, then jump to accepting state;
2, in receive state, if the RF transceiver module of Zigbee node receives information, its main control module analyzes the source of this information, if this information source is in Zigbee telegon, jumps to step 2.1; If this information source, in other Zigbee node, jumps to step 2.2; If do not receive any information in official hour, jump to resting state;
2.1, the RF transceiver module of Zigbee node receives the request of Zigbee telegon, whether then the main control module of Zigbee node is first inquired about has the information of storage in the memory module of this node and not yet uploads, if have, then the main control module of Zigbee node reads an information and is then uploaded to Zigbee telegon by the RF transceiver module of Zigbee node; If without, skip, then jump to resting state;
2.2, Zigbee node receives the request of other Zigbee node, then first feed back the node serial number information that one comprises this Zigbee node, when opening ultrasonic transceiver module wait-receiving mode ultrasonic signal after the RF signal again receiving same Zigbee node, the time of advent of the RF signal received according to this Zigbee node and ultrasonic signal differs from and both speed calculate two internodal distances, if this distance is not more than 2m, then think that two samples are alternately, by the other side Zigbee node serial number, this Zigbee node serial number, distance value and current time information are stored in memory module, then resting state is jumped to,
3, in the dormant state, Zigbee node stops activities; The random number that the time of dormancy is produced by the randomizer of the main control module of Zigbee node determines, after dormancy terminates, jumps to transmission state.
Relative to prior art, the present invention has following beneficial effect: one is because transducer (Zigbee node) does not disturb the normal activity of sample, not only can effectively to forgo the distortion of the interpersonal interaction's relation data caused due to subjective reason, improve the accuracy of social experiment, can be as required, as natural science experiment, obtain the data that researcher needs at any time, solve the problems such as reliability that present society calculated data collects, validity, secret protection and the Institutional Handicaps that may exist technically; Secondly, this acquisition platform can carry out repeated experiment as required, carries out quantitative analysis to experimental data, and then carries out scientific description and research to the feature of social concern and rule.Finally, the hardware system of this platform can be reused, and can reduce the input of human resources, effectively cost-saving.
[accompanying drawing explanation]
Fig. 1 is interpersonal interactive relationship data acquisition platform structural representation.
Fig. 2 is Zigbee telegon structured flowchart.
Fig. 3 is Zigbee node structure block diagram.
Fig. 4 is Zigbee telegon workflow diagram.
Fig. 5 is Zigbee node workflow diagram.
[specific implementation method]
As shown in Figure 1, a kind of interpersonal interaction's relation data of the present invention acquisition system, comprises host computer, Zigbee telegon and multiple Zigbee node; Each Zigbee node has oneself node serial number.Zigbee telegon is connected with host computer, for collecting and uploading the information collected; Zigbee node is used for experimenter and wears, to gather interpersonal interaction's relation data.Zigbee telegon and Zigbee node separately independent operating interknit again, and acting in conjunction realizes information collection function.
As shown in Figure 2, Zigbee telegon comprises following comprising modules: main control module, RF transceiver module, RS232 serial port module, power module.Main control module is made up of MCU and peripheral circuit thereof, for controlling the whole course of work; RF transceiver module is used for and Zigbee inter-node communication, to send order and transmission of information; RS232 serial port module is used for communicating with host computer, transmits the information collected; Power module is used to provide the voltage needed for normal work.
As shown in Figure 3, Zigbee node comprises following comprising modules: main control module, memory module (flash memory), RF transceiver module, real-time clock module, RS232 serial port module, ultrasonic transceiver module, power module.Main control module is made up of MCU and peripheral circuit thereof, for controlling the whole course of work; Memory module is used for the information that storage of collected arrives, and comprises node serial number, distance, temporal information; The effect of RF transceiver module: one is and Zigbee inter-node communication, carries out the collection of information in conjunction with ultrasonic wave module, two is communicate with Zigbee telegon, receives order and transmits the information collected; RS232 serial port module is used for program debugging; Ultrasonic wave module and RF transceiver module carry out TDOA(timedifferenceofarrival) range finding, realize the collection of information; Real-time clock module is used for providing real-time time accurately to system, comprises year, month, day, hour, min, second etc.; Power module is used to provide the voltage needed for normal work.
The communications status of the Zigbee node that the main experimentally personnel of present system wear, the interpersonal interaction's relation data between sample is obtained based on TDOA ranging technology, comprise the information such as duration of the numbering of contact sample, sample contact, for social computing provides true, complete social relationships data, improve the accuracy of social experiment.
The specific works process of this system is as follows:
The first step, is connected the RS232 serial port module of Zigbee telegon with host computer by DB9 serial port line, opens the receive window of host computer and starts Zigbee telegon; Each experimenter wears a Zigbee node, and starts the Zigbee node that experimenter wears.
Second step, Zigbee telegon and Zigbee node independent operating separately.Following two parts run simultaneously.
I.Zigbee telegon workflow.
The master control module controls RF transceiver module of 1.Zigbee telegon outwards sends query statement, cyclic query Zigbee node, and the Zigbee node of order inquiry uploads the information collected.
If 2. telegon receives information, then to node feeding back information, represent and receive successfully, and the information received is uploaded to host computer by RS232 serial ports; If do not receive the information of the Zigbee node reverts back of inquiry in official hour, then inquire about next Zigbee node.
П .Zigbee node workflow.
Zigbee node is cyclic switching three kinds of operating states successively: send state, accepting state and resting state.
1.1 in transmission state, and Zigbee node is neighbouring with or without other node by the information inquiry of RF transceiver module broadcast transmission.
If 1.2 receive return information, then the Zigbee node to this return information sends RF signal and ultrasonic signal, the information that wait-receiving mode the other side sends;
1.3 open the ultrasonic signal that ultrasonic transceiver module receives the other side's transmitting after receiving the other side RF signal, then according to time of advent poor (TDOA) of the RF signal that receives and ultrasonic signal and both speed calculating the internodal distance of two Zigbee, if this distance is not more than 2m, then think that two samples are alternately, the other side Zigbee node serial number, this Zigbee node serial number, distance value and current time information are stored in memory module, then jump to accepting state.
2 in receive state, if the RF transceiver module of Zigbee node receives information, main control module analyzes the source of this information, if this information source is in Zigbee telegon, jumps to step 2.1; If this information source, in other Zigbee node, jumps to step 2.2; If do not receive any information in official hour, jump to resting state.
2.1, the RF transceiver module of Zigbee node receives the request of Zigbee telegon, whether then node main control module is first inquired about has the information of storage in the memory module of this node and not yet uploads, if have, then main control module reads an information and is then uploaded to Zigbee telegon by RF transceiver module (ZigBee technology); If without, skip, then jump to resting state;
2.2, Zigbee node receives the request of other Zigbee node, then first feed back an information (comprising the node serial number of this node), when opening ultrasonic transceiver module wait-receiving mode ultrasonic signal after the RF signal again receiving same Zigbee node, two internodal distances are calculated according to time of advent poor (TDOA) of RF signal and ultrasonic signal and both speed, if this distance is not more than 2m, then think that two samples are alternately, Correspondent Node is numbered, this node serial number, distance value and current time information are stored in memory module, then resting state is jumped to.
3. in the dormant state, Zigbee node stops activities.The random number within the specific limits that the time of dormancy is produced by the randomizer of main control module determines, after dormancy terminates, jumps to transmission state.
Claims (1)
1. a collecting method for interpersonal interaction's relation data acquisition system, is characterized in that, comprises the following steps:
The first step, is connected Zigbee telegon with host computer, opens the receive window of host computer and starts Zigbee telegon; Each experimenter wears a Zigbee node, and starts the Zigbee node that experimenter wears;
Second step, Zigbee telegon and Zigbee node separately independent, run simultaneously:
I), Zigbee telegon workflow:
A), its RF transceiver module of master control module controls of Zigbee telegon outwards sends query statement, cyclic query Zigbee node, and the Zigbee node of order inquiry uploads the information collected;
If b) Zigbee telegon receives the information that Zigbee node is uploaded, then to Zigbee node feeding back information, represent and receive successfully, and the information received is uploaded to host computer by RS232 serial ports; If do not receive the information of the Zigbee node reverts back of inquiry in official hour, then inquire about next Zigbee node;
П), Zigbee node workflow:
Zigbee node is cyclic switching three kinds of operating states successively: send state, accepting state and resting state;
1.1), in transmission state, Zigbee node is neighbouring with or without other Zigbee node by its RF transceiver module broadcast transmission information inquiry;
1.2) if Zigbee node receives the return information of other Zigbee node, then the Zigbee node to this return information sends RF signal and ultrasonic signal, the information that wait-receiving mode the other side sends;
1.3) after Zigbee node receives the other side RF signal, open the ultrasonic signal that ultrasonic transceiver module receives the other side's transmitting, then according to differ from the RF signal that receives and the time of advent of ultrasonic signal and both speed calculate the internodal distance of two Zigbee, if this distance is not more than 2m, then think that two samples are alternately, the other side Zigbee node serial number, this Zigbee node serial number, distance value and current time information are stored in its memory module, then jump to accepting state;
2), in receive state, if the RF transceiver module of Zigbee node receives information, its main control module analyzes the source of this information, if this information source is in Zigbee telegon, jumps to step 2.1; If this information source, in other Zigbee node, jumps to step 2.2; If do not receive any information in official hour, jump to resting state;
2.1), the RF transceiver module of Zigbee node receives the request of Zigbee telegon, whether then the main control module of Zigbee node is first inquired about has the information of storage in the memory module of this node and not yet uploads, if have, then the main control module of Zigbee node reads an information and is then uploaded to Zigbee telegon by the RF transceiver module of Zigbee node; If without, skip, then jump to resting state;
2.2), Zigbee node receives the request of other Zigbee node, then first feed back the node serial number information that one comprises this Zigbee node, when opening ultrasonic transceiver module wait-receiving mode ultrasonic signal after the RF signal again receiving same Zigbee node, the time of advent of the RF signal received according to this Zigbee node and ultrasonic signal differs from and both speed calculate two internodal distances, if this distance is not more than 2m, then think that two samples are alternately, by the other side Zigbee node serial number, this Zigbee node serial number, distance value and current time information are stored in memory module, then resting state is jumped to,
3), in the dormant state, Zigbee node stops activities; The random number that the time of dormancy is produced by the randomizer of the main control module of Zigbee node determines, after dormancy terminates, jumps to transmission state.
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| CN110972118B (en) * | 2019-11-28 | 2020-11-10 | 西安交通大学 | Duplex-mode social interaction relationship data acquisition platform and method |
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