Patent application number | Description | Published |
20120172057 | ROADSIDE PORTION TRAFFIC AMOUNT CALCULATION DEVICE AND ROADSIDE PORTION TRAFFIC AMOUNT CALCULATION METHOD - A roadside portion traffic amount calculation device includes an acquisition unit that acquires positional information, a distribution determination unit that refers to road information stored in a road information storage unit and, based on a positional relationship between locations of users indicated by the positional information and a road, determines a passage roadside portion that is a roadside portion in which the locations of the users are distributed for each piece of the positional information, a summarizing unit that counts the number of pieces of the positional information for which the passage roadside portion has been determined by the distribution determination unit for each of the roadside portions and summarizes a roadside portion traffic amount that is an amount of user traffic on each of the roadside portions, and a processing result output unit that outputs the roadside portion traffic amount summarized by the summarizing unit. | 07-05-2012 |
20120185299 | HOUSEHOLD MEMBER NUMBER DISTRIBUTION ESTIMATION APPARATUS AND HOUSEHOLD MEMBER NUMBER DISTRIBUTION ESTIMATION METHOD - A household member number distribution estimation apparatus of the present invention includes a subscriber information acquisition unit that acquires subscriber information that is information regarding subscribers of mobile terminals of a specific carrier in a region within a predetermined range and with which user IDs and main line numbers of the mobile terminals are associated, a household terminal number extraction unit that, by referring to the subscriber information, extracts the number of household terminals that is the number of the mobile terminals for each main line number, a household number extraction unit that extracts the number of households per number of terminals, and a household number estimation unit that, by using a terminal subscription rate in the region within the predetermined range to correct the number of households per number of terminals, estimates the number of households per number of household members that is the number of households for each of the number of household members constituting a household. Thus, the household member number distribution estimation apparatus enables to obtain the number of households for each of the number of household members with high accuracy on the basis of easily obtainable data. | 07-19-2012 |
20120220274 | POSITION INFORMATION ANALYSIS DEVICE AND POSITION INFORMATION ANALYSIS METHOD - To approximate how many people from which area flow into a specific target area during a specific target time period, a location information analysis device includes: a point data reading module that reads point data containing time information indicating time within the target time period for all users; a target area point data extraction module that extracts, from the point data, point data containing location information indicating a location within the target area as target area point data; an address information reading module that reads address information about a user; a first combining module that combines the address information and the target area point data of the corresponding user; and an address information aggregation module that performs aggregation of number of inflow users flowing into the target area during the target time period for each of the flow-from areas based on the target area point data containing the address information. | 08-30-2012 |
20120221231 | POSITIONAL INFORMATION ANALYSIS DEVICE AND POSITIONAL INFORMATION ANALYSIS METHOD - To promptly provide useful person trip information, a location information analysis device ( | 08-30-2012 |
20120265580 | DEMAND PREDICTION DEVICE AND DEMAND PREDICTION METHOD - A demand prediction device and a demand prediction method capable of performing demand prediction with higher accuracy. A demand prediction server includes a data acquisition unit acquiring estimated population information that indicates population estimated in a predetermined area, a spatial weighing unit acquiring relative distance information that indicates a distance between a position of a prediction reference area included in the predetermined area and a position of a prediction target area for which the number of demands is to be predicted with the prediction reference area as a reference, and a regression analysis unit and a demand prediction unit for, by performing regression analysis using the estimated population information acquired by the data acquisition unit and a residual based on the relative distance information acquired by the spatial weighing unit, predicting the number of demands in the prediction target area. | 10-18-2012 |
20130090132 | NUMBER OF TERMINAL ESTIMATION DEVICE AND NUMBER OF TERMINAL ESTIMATION METHOD - A number-of-terminals estimation device has a unit to acquire location data; a unit to acquire location acquisition time information of second location data immediately preceding the first location data and third location data immediately following the first location data, from location data including the same identification information; a unit to calculate a feature amount of the first location data, based on at least two of the location acquisition time information of the first to third location data; a unit to acquire observation target location data including location acquisition time information after an observation start time and before an observation end time and including location information corresponding to observation area information; and a unit to estimate the number of terminals located in the observation area during the observation period, based on feature amounts of the observation target location data and the length of the observation period. | 04-11-2013 |
20130090891 | POPULATION CALCULATION SYSTEM AND POPULATION CALCULATION METHOD - A population calculation system includes: an acquisition module acquiring the number of counted people who are counted as samples in a count area containing a target area; a first calculation module calculating population in the count area on the basis of the number of counted people acquired and a scaling factor for determining the population in the count area on the basis of the number of counted people; a second calculation module calculating population in the target area on the basis of the population in the count area thus calculated; a quantization module concealing the population in the count area or the population in the target area on the basis of a class interval that is a product of concealment reference that is a reference value of a minimum summation unit and the scaling factor in calculation processing; and an output module outputting concealed population in the target area. | 04-11-2013 |
20130137459 | POSITION INFORMATION AGGREGATION DEVICE AND POSITION INFORMATION AGGREGATION METHOD - A position information aggregation device includes a position information receiving unit receives position information related to the positions of a plurality of mobile communication terminals together with a user ID specifying a user of the terminal corresponding to each position information and an address code of the user, an acquisition rate calculating unit that calculates a position information acquisition rate of each address code of the plurality of terminals using population statistics data and position information of each narrow area in a predetermined broad area, and an aggregating unit that aggregates a population distribution in a certain area by extracting the position information corresponding to the certain area based on the position information received by the position information receiving unit and aggregating the position information in which the position information acquisition rate corresponding to the address code included in the position information is reflected. | 05-30-2013 |
20130157689 | TERMINAL-COUNT ESTIMATION DEVICE AND TERMINAL-COUNT ESTIMATION METHOD - A number-of-terminals estimation device includes: a location data acquisition unit to acquire location data which are a collection of multiple pieces of location information including location registration information; a first presence count estimation unit to estimate a first presence count to be the number of terminals in observation area during observation period, based on the location data; a signal removal unit to extract location data in accordance with a type of location data from the location data; a second presence count estimation unit to estimate a second presence count to be the number of terminals in observation area during observation period, based on extracted location data; and a third presence count estimation unit to estimate a third presence count to be the number of terminals in observation area during observation period, based on one or both of first and second presence counts. | 06-20-2013 |