Nippon Telegraph and Telephone Corporation

Ntt Corporation

Koya Mori

Kazuya Matsuo

Takao Nakamura

Hiroyuki Tanaka

Masahiro Yoshida

Masaru Takagi

Ryota Nakada

Tomohiro Inoue

Jun Shioda

Lidwina Ayu Andarini

Hiroshi Ogawa

Hiroshi Sakai

Yasuhiro Iida

Masayuki Hanadate

Yukio Koike

Ryutaro Kawamura

Shigekuni Kondo

A data processing system includes a first processing apparatus that performs a first phase of stream processing on received data; a first result providing apparatus that stores a first processing result of the first processing apparatus and replies to a query; a second processing apparatus that performs a second phase of the stream processing on the first processing result received from the first processing apparatus; a second result providing apparatus that stores a second processing result of the second processing apparatus and replies to the query; a storage that stores the received data; a third processing apparatus that performs batch processing on the received data read from the storage at a predetermined timing; and a third result providing apparatus that stores a third processing result of the third processing apparatus and replies to the query.

Data processing system that performs stream processing on received data and performs batch processing on the received data after storage, a first processing apparatus, and a non-transitory computer-readable storage medium

An image data collecting apparatus includes: an acquisition unit that acquires position information of a plurality of mobile bodies on which a photographing device is mounted, and a selecting unit that acquires, for each mobile body, the position information acquired for the plurality of mobile bodies, information indicating photographing ranges of the photographing devices mounted on the plurality of mobile bodies, and position information of a predetermined object, and selects a mobile body on which a photographing device that outputs collection target image data is mounted from the plurality of mobile bodies on the basis of the acquired information; a transmitting unit that transmits a collection instruction for image data which is a photographing result of the photographing device mounted on the mobile body to the selected mobile body; and a receiving unit that receives the image data transmitted from the mobile body having received the collection instruction.

Image data collecting apparatus, method, and program

A mixed reality space sharing system is provided with which 3D information regarding a target real space can be shared between a plurality of MR terminals while keeping the information updated, without spending a long processing time. A shared information management server includes an information management unit for creating a room by associating, with each other, 3D information and anchor information that are transmitted from a first terminal, which is at least one of a plurality of mixed reality terminals, and managing the 3D information, and a sharing unit for transmitting the 3D information and the anchor information to a second terminal different from the first terminal. The second terminal downloads the 3D information and the anchor information transmitted from the shared information management server and creates a mixed reality space using the downloaded information.

Mixed reality space sharing system, sharing information management server, mixed reality terminal, mixed reality space sharing method, and sharing information management program

The present invention includes a memory and a processor configured to store, in a storage, a first digital twin in which at least one model defining at least one function of an entity at a given time, and at least one piece of second data that includes, as a constituent element, first data for realizing the function of the entity due to being input to the model are included, create at least one second digital twin by performing predetermined first computation using, as a computation target, at least one first digital twin stored in the storage, and execute computation for arranging the second digital twin in a sandbox for which a predetermined time axis has been set, and realizing a function of an entity indicated by the second digital twin in the sandbox in accordance with the time axis.

Digital twin computing apparatus, digital twin computing method, program and data structure

A technique for efficiently determining the optimal deployment for the application distribution processing can be offered. A distributed processing support apparatus configured to support distributed processing of an application on a plurality of information processing devices includes a source code acquisition unit configured to acquire a source code of the application; a source code partition unit configured to partition the source code into a plurality of logics; a candidate extraction unit configured to extract, based on a processing order of the logics of the application, information relating to the operational environments of the information processing devices, deployment pattern candidates of the logics which are to be deployed in a distributed manner to any of the information processing devices; and an optimal pattern determination unit configured to determine an optimal deployment pattern from the extracted deployment pattern candidates.

Distributed processing support apparatus, distributed processing support method, and program

Provided is a relay server capable of reducing network traffic when collecting large amounts of sensor data from a large number of sensor terminals. A relay server that collects sensor data from a plurality of sensor terminals and uploads the sensor data to a central server via a network includes a data collection unit that collects the sensor data from the plurality of sensor terminals, a relay data creation unit that calculates a presence of spatial overlaps between the collected sensor data, removes overlaps between the sensor data, and creates relay data integrating the sensor data, and an upload unit that uploads the relay data to the central server.

Relay server, relay method, and relay program

When data transmitted from devices is processed by servers in a shared manner, the data is processed in a constantly stable manner when the devices move. Based on information indicating installation positions and processing capabilities of the servers, information on installation positions of base stations, and acquired location information of the devices, the coverage area control apparatus performs, at a certain time interval, a clustering calculation for obtaining an optimum coverage area for the servers that satisfies the requirements that the communication distances between the servers and the respective devices be minimized and the servers not be overloaded. Based on the information indicating the optimum coverage area obtained by the clustering calculation, assignments of the base stations to the servers are updated.

Communication range control device, method, and program

The object of the present invention is to provide a technique capable of effectively compressing point cloud data output from the ranging sensor. A data compression apparatus of the present invention includes a data acquisition unit () which acquires point cloud data including a plurality of sets each including a direction and a distance from a ranging sensor (), a data conversion unit () which converts directions and distances in the sets into color signals, an image generation unit () which generates a bitmap Image by mapping the color signals into a two-dimensional data structure in accordance with the directions, and an image compression unit () which applies a predetermined image compression technique to the bitmap image.

Data compression apparatus, data compression method, and program

A technology for reducing a processing delay when a plurality of mixed reality spaces are shared between terminals is provided. An information processing system includes a terminal configured to display an image representing a mixed reality space obtained by superimposing a virtual space in a real space, and a server apparatus configured to communicate with the terminal. The server apparatus manages, for each of a plurality of real spaces, information for identifying the real space and anchor information for defining a superimposition position of the virtual space in the real space and, in a case where an acquisition request for anchor information corresponding to a first real space is received from the terminal, transmits response information including anchor information corresponding to the first real space and anchor information corresponding to a second real space adjacent to the first real space to the terminal. The terminal stores the response information received from the server apparatus and, in a case where the terminal is placed into the second real space, displays an image representing a mixed reality space based on anchor information corresponding to the second real space.

Information processing system, information processing terminal device, server device, information processing method and program thereof

The present invention offers a network management technique that can realize effective acquisition of various data transmitted from terminals, while reducing the network congestion. In a network management system including a plurality of terminals that can transmit data, a plurality of destination devices that perform respective predetermined processes based on the data, a relay device arranged between them, and a management device communicable with the terminals, the destination devices, and the relay device, the management device receives a request regarding required data from the destination devices; and, in response to the request, instructs to integrate data items that are to be relayed to individual destination devices. Upon receipt of the instruction, the relay device identifies and integrates data items that are to be relayed to the individual destination devices from among data items transmitted from the terminals, and transmits the integrated data to corresponding ones of the destination devices, based on the instruction.

Network management system, management device, relay device, method, and program

A technique for compressing and transmitting data without hampering real-time performance can be offered. In a data compression transmission system for collecting data generated by a plurality of devices at a central server via a network, an intermediate server is arranged between the devices and the central server. Each of the devices includes a packet cache processing unit for converting the generated data to a hash value based on a cache. The intermediate server includes a packet cache processing unit for decoding the hash value to original data based on the cache, a buffering unit for aggregating the data and outputting the data as a long packet, and a compression encoding unit for compressing the data and generating encoded data.

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Musashino, Japan

Koya Mori