Abstract: A dialogue system which correctly identifies an utterance directed to a dialogue system by using various pieces of information including information other than a voice recognition result without requiring a special signal is provided. A dialogue system includes an utterance detection/voice recognition unit that detects an utterance and recognizes a voice and an utterance feature extraction unit that extracts features of an utterance. The utterance feature extraction unit determines whether or not a target utterance is directed to the dialogue system based on features including a length of the target utterance, time relation between the target utterance and a previous utterance, and a system state.

Abstract: A lexical acquisition apparatus includes: a phoneme recognition section 2 for preparing a phoneme sequence candidate from an inputted speech; a word matching section 3 for preparing a plurality of word sequences based on the phoneme sequence candidate; a discrimination section 4 for selecting, from among a plurality of word sequences, a word sequence having a high likelihood in a recognition result; an acquisition section 5 for acquiring a new word based on the word sequence selected by the discrimination section 4; a teaching word list 4A used to teach a name; and a probability model 4B of the teaching word and an unknown word, wherein the discrimination section 4 calculates, for each word sequence, a first evaluation value showing how much words in the word sequence correspond to teaching words in the list 4A and a second evaluation value showing a probability at which the words in the word sequence are adjacent to one another and selects a word sequence for which a sum of the first evaluation value and the

Abstract: A speech understanding apparatus includes a speech recognition unit which performs speech recognition of an utterance using multiple language models, and outputs multiple speech recognition results obtained by the speech recognition, a language understanding unit which uses multiple language understanding models to perform language understanding for each of the multiple speech recognition results output from the speech recognition unit, and outputs multiple speech understanding results obtained from the language understanding, and an integrating unit which calculates, based on values representing features of the speech understanding results, utterance batch confidences that numerically express accuracy of the speech understanding results for each of the multiple speech understanding results output from the language understanding unit, and selects one of the speech understanding results with a highest utterance batch confidence among the calculated utterance batch confidences.

Abstract: A command recognition device includes: an utterance understanding unit that determines or selects word sequence information from speech information; speech confidence degree calculating unit that calculates degree of speech confidence based on the speech information and the word sequence information; a phrase confidence degree calculating unit that calculates a degree of phrase confidence based on image information and phrase information included in the word sequence information; and a motion control instructing unit that determines whether a command of the word sequence information should be executed based on the degree of speech confidence and the degree of phrase confidence.

Abstract: A question and answer database expansion apparatus includes: a question and answer database in which questions and answers corresponding to the questions are registered in association with each other, a first speech recognition unit which carries out speech recognition for an input sound signal by using a language model based on the question and answer database, and outputs a first speech recognition result as the recognition result, a second speech recognition unit which carries out speech recognition for the input sound signal by using a language model based on a large vocabulary database, and outputs a second speech recognition result as the recognition result, and a question detection unit which detects an unregistered utterance, which is not registered in the question and answer database, from the input sound based on the first speech recognition result and the second speech recognition result, and outputs the detected unregistered utterance.

Abstract: An image capturing device is equipped with an external parameter estimating unit for estimating external parameters using a distance image obtained by a TOF camera and a luminance image obtained by a CCD camera, a corresponding pixel determining unit for determining a correspondence relationship between pixel positions in the distance image and pixel positions in the luminance image, using previously stored internal parameters of the TOF camera and the CCD camera or the CCD camera, and the external parameters, and an occlusion searching unit for searching for an occlusion region in the distance image, using the correspondence relationship between pixel positions in the distance image and pixel positions in the luminance image.

Abstract: Provided is a crystallization accelerator capable of accelerating fat crystallization a short time during a production step of a product of margarine, shortening, chocolate, or hard butter to be used for confectionery production or bread production. A phenomenon that sorbitan fatty acid ester having an esterification ratio of from 28 to 60% and a sorbitol-type content of from 20 to 40% exhibits a remarkable effect on acceleration of fat crystallization in a short time was found, and thus, the invention was completed.

Abstract: A referring expression processor which uses a probabilistic model and in which referring expressions including descriptive, anaphoric and deictic expressions are understood and generated in the course of dialogue is provided. The referring expression processor according to the present invention includes: a referring expression processing section which performs at least one of understanding and generation of referring expressions using a probabilistic model constructed with a referring expression Bayesian network, each referring expression Bayesian network representing relationships between a reference domain (D) which is a set of possible referents, a referent (X) in the reference domain, a concept (C) concerning the referent and a word (W) which represents the concept; and a memory which stores data necessary for constructing the referring expression Bayesian network.

Abstract: There is provided a device for performing interaction between a user and a machine. The device includes a plurality of domains corresponding to a plurality of stages in the interaction. Each of the domains has voice comprehension means which understands the content of the user's voice. The device includes: means for recognizing the user's voice; means for selecting a domain enabling the best voice comprehension results as ht domain; means for referencing task knowledge of the domain and extracting a task correlated to the voice comprehension result; means for obtaining a sub task sequence correlated to the extracted task; means for setting the first sub task of the sub task sequence as the sub task and updating the domain to which the sub task belongs as the domain; means for extracting a behavior or sub task end flag correlated to the voice comprehension result and the subtask; and means for causing the machine to execute the extracted behavior.

Abstract: An interconnection design method for a multiplayer interconnection substrate having a power supply layer or a ground layer, interconnection layers having interconnections, vias connecting the interconnection layers mutually, and an opening surrounding a via in the power supply layer or the ground layer, the method including: specifying an interconnection for a specific signal as a specific signal interconnection; determining an approximate arrangement of vias; changing positions of the vias and obtaining approximate interconnection routes in respective approximate arrangement of the vias, and evaluating respective interconnectivity for an evaluation region; and obtaining a detailed interconnection route based on a result of the evaluation of the interconnectivity; the specific signal interconnection including one adjacent to a via, and the evaluating respective interconnectivity includes setting a position of one end of the evaluation region into a position associated with an outside end face of the opening.

Abstract: A language understanding device includes: a language understanding model storing unit configured to store word transition data including pre-transition states, input words, predefined outputs corresponding to the input words, word weight information, and post-transition states, and concept weighting data including concepts obtained from language understanding results for at least one word, and concept weight information corresponding to the concepts; a finite state transducer processing unit configured to output understanding result candidates including the predefined outputs, to accumulate word weights so as to obtain a cumulative word weight, and to sequentially perform state transition operations; a concept weighting processing unit configured to accumulate concept weights so as to obtain a cumulative concept weight; and an understanding result determination unit configured to determine an understanding result from the understanding result candidates by referring to the cumulative word weight and the cumul

Abstract: In a routing design method for designing routing of a SiP having first and second routing portions that are connected to each other via bonding wires, whether a DRC error of the first or second routing portion is present or not is determined and the DRC error is selected when the DRC error is present. A plurality of nets associated with the selected DRC error are specified and the routes of the specified nets are removed. Then, bonding wire allocations of the specified nets are changed. Further, the specified nets are rerouted so as not to cause a DRC error and whether the rerouting result is accepted or not is determined.

Abstract: A wiring design method for a wiring board comprises, if design rule errors are found in the wiring design, selecting one of the design rule errors as a selected design rule error, specifying a predetermined number of the second connection terminals as selected second connection terminals that correspond to the selected design rule error, and moving the selected second connection terminals to predetermined coordinate positions. Each time when the selected second connection terminals are moved to the post-movement coordinate positions, the method comprises connecting the second connection terminals and the first connection terminals, conducting the design rule check, and determining whether no design rule errors are detected newly and the selected design rule error is not detected either.

Abstract: In an embodiment of the invention, a wiring pathway determining method includes: tracing continuously a first wiring forming grid to extend an additional wiring line from a starting point to one first already-selected intersection selected from plural first intersections; computing a first via allocatable region where an additional via can be allocated on a first wiring layer and a second via allocatable region where the additional via can be allocated on a second wiring layer based on positions of an already-designed wiring line and an already-designed via; allocating the additional via, in which a first already-selected intersection is included in an arbitrary position in a region of a lower surface, such that the lower surface is included in the first via allocatable region and such that an upper surface is included in a second via allocatable region; and tracing continuously a second wiring forming grid to extend the additional wiring line from the additional via to an ending point.

Abstract: This language understanding apparatus includes a storage section, a phrase interpreter, and a bidding section. The bidding section reads information on a slot of a semantic frame corresponding to a concept indicated by an information read by the phrase interpreter and information on a concept corresponding to the slot by referring to the storage section, specifies, for each semantic frame read, from the concept representation detected by the phrase interpreter, a concept representation corresponding to a concept corresponding to each slot of the semantic frame or a subordinate concept of that concept, and a concept representation whose slot of another semantic frame is not bidden, and repeats bidding the slot for the specified concept representation, thereby generating slot allocation table data indicating a bidding result.

Abstract: Provided is a crystallization accelerator capable of accelerating fat crystallization a short time during a production step of a product of margarine, shortening, chocolate, or hard butter to be used, for confectionery production or bread production. A phenomenon that sorbitan fatty acid ester having an esterification ratio of from 28 to 60% and a sorbitol-type content of from 20 to 40% exhibits a remarkable effect on acceleration of fat crystallization in a short time was found, and thus, the invention was completed.

Abstract: A speech recognition apparatus includes a speech input unit that receives input speech, a phoneme recognition unit that recognizes phonemes of the input speech and generates a first phoneme sequence representing corrected speech, a matching unit that matches the first phoneme sequence with a second phoneme sequence representing original speech, and a phoneme correcting unit that corrects phonemes of the second phoneme sequence based on the matching result.

Abstract: An image capturing device is equipped with an external parameter estimating unit for estimating external parameters using a distance image obtained by a TOF camera and a luminance image obtained by a CCD camera, a corresponding pixel determining unit for determining a correspondence relationship between pixel positions in the distance image and pixel positions in the luminance image, using previously stored internal parameters of the TOF camera and the CCD camera or the CCD camera, and the external parameters, and an occlusion searching unit for searching for an occlusion region in the distance image, using the correspondence relationship between pixel positions in the distance image and pixel positions in the luminance image.

Abstract: A command recognition device includes: an utterance understanding unit that determines or selects word sequence information from speech information; speech confidence degree calculating unit that calculates degree of speech confidence based on the speech information and the word sequence information; a phrase confidence degree calculating unit that calculates a degree of phrase confidence based on image information and phrase information included in the word sequence information; and a motion control instructing unit that determines whether a command of the word sequence information should be executed based on the degree of speech confidence and the degree of phrase confidence.

Abstract: An interconnection design method for a multiplayer interconnection substrate having a power supply layer or a ground layer, interconnection layers having interconnections, vias connecting the interconnection layers mutually, and an opening surrounding a via in the power supply layer or the ground layer, the method including: specifying an interconnection for a specific signal as a specific signal interconnection; determining an approximate arrangement of vias; changing positions of the vias and obtaining approximate interconnection routes in respective approximate arrangement of the vias, and evaluating respective interconnectivity for an evaluation region; and obtaining a detailed interconnection route based on a result of the evaluation of the interconnectivity; the specific signal interconnection including one adjacent to a via, and the evaluating respective interconnectivity includes setting a position of one end of the evaluation region into a position associated with an outside end face of the opening.