Nec Corporation

Resonac Corporation

Yu Okano

Yoshishige Okuno

Takuya Minami

Masaharu Morimoto

Yohei Iizawa

Yu Kawahara

Hiroko Takashi

To improve accuracy in a document search for a document that includes a typographical error. A document retrieval device according to one embodiment of the present invention includes a misidentification table storing a correctly identified character string and a misidentified character string. The document retrieval device includes a document searcher. The document searcher obtains a search character string, and retrieves the search character string from both a document and a character string that is obtained by changing the misidentified character string included in the document to the correctly identified character string.

Document retrieval device

A network-diagram rendering system for rendering a network diagram including nodes and links as elements of a network configuration is provided with: an index calculation unit () which calculates, for each node, an index indicating a degree that the node is a primary node in the network configuration, using network configuration information as information to be obtained from the network configuration; and a primary node coefficient setting unit () which sets a primary node coefficient for the node to be higher as the index increases, the primary node coefficient being a value indicating a degree of not changing a rendering position of a network diagram associated with a change in the network configuration.

Network-diagram rendering system, network-diagram rendering method, and network-diagram rendering computer readable medium

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Tokyo, Japan

Yu Okano