Abstract: An information processing apparatus that updates a regression coefficient parameter based on a predetermined objective function including a regularization term for each of a plurality of elements characterized by a task and a feature value, the information processing apparatus comprising processing circuitry. The processing circuitry selects an element which is an update target of the regression coefficient parameter from the plurality of elements, fixes a value of the regularization term of an unselected element, selects a calculation expression for updating a regression coefficient parameter of the selected element based on a regression coefficient parameter of the unselected element, and updates the regression coefficient parameter of the selected element based on the selected calculation expression.

Abstract: An information processing apparatus comprising processing circuitry. The processing circuitry is configured to acquire objective variables and explanatory variables which are regression analysis targets, extract a plurality of first explanatory variables having a high degree of influence on the objective variable from among the explanatory variables by sparse modeling using a first regression equation, and extract a second explanatory variable having a high degree of influence on the plurality of first explanatory variables by sparse modeling using a second regression equation.

Abstract: An information processing apparatus has an objective variable acquirer configured to acquire a multi-dimensional objective variable, an objective variable dimension compressor configured to compress the number of dimensions of the objective variable, an explanatory variable acquirer configured to acquire an explanatory variable, and an influence degree calculator configured to set at least one of a basis characterizing the objective variable and a coefficient weighting the basis as a new objective variable and calculate an influence degree on the new objective variable by using the explanatory variable.

Abstract: An information processing device has an inputter configured to input analysis target data including a plurality of explanatory variables, a screening processor configured to generate intermediate data with the number of the explanatory variables included in the analysis target data reduced by using a part of the plurality of explanatory variables as objective variables, a first feature amount extractor configured to extract a first feature amount from the intermediate data based on the objective variables, and a similar feature amount extractor configured to extract a similar feature amount from the intermediate data based on a degree of similarity between the explanatory variables included in the intermediate data and the first feature amount.

Abstract: A storage system includes a first storage unit including a first processor and a first array of node modules, each including a memory unit, and a second storage unit including a second processor and a second array of node modules, each including a memory unit. The first processor is configured to control the first and second storage units, and the second processor is configured to control the second storage unit and not the first storage unit when the first processor is set to control the first and second storage units, and control the first and second storage units, when the first processor is set to not control the second storage unit.

Abstract: According to one embodiment, there is provided a storage system comprising a storage unit including a memory unit, the memory unit including a nonvolatile memory, a controller and a first issuance unit, wherein the controller controls the nonvolatile memory. The system also comprises a connection unit which controls the storage unit. Further the system comprises a first power supply unit which supplies a first power supply voltage to the storage unit and/or to the connection unit, the first power supply voltage being generated by converting an external power supply voltage. Additionally, the system comprises a management unit which monitors power supply information based on the first power supply voltage. The connection unit issues a first write request for writing first data to the memory unit, and the first issuance unit issues, to the connection unit, first information associated with the first data of the write request.

Abstract: A storage system includes a first storage unit including a first processor and a first array of node modules, each including a memory unit, and a second storage unit including a second processor and a second array of node modules, each including a memory unit. The first processor is configured to control the first and second storage units, and the second processor is configured to control the second storage unit and not the first storage unit when the first processor is set to control the first and second storage units, and control the first and second storage units, when the first processor is set to not control the second storage unit.

Abstract: According to one embodiment, a storage system includes a storage unit including a memory unit, the memory unit including a nonvolatile memory and a controller which controls the nonvolatile memory, a connection unit which connects the storage unit to outside and controls the storage unit, and a management unit which at least monitors power supply voltages of the storage unit and the connection unit.

Abstract: According to one embodiment, a method includes: accessing program information identifying a broadcast start time and a broadcast time period of each of a plurality of broadcast programs; displaying a first bar of a first length and a first mark on a display based on the program information, the first length corresponding to a first broadcast time period of a first broadcast program; displaying a second bar of a second length and a second mark on the display based on the program information, the second length corresponding to a second broadcast time period of a second broadcast program; and displaying, when the first broadcast time period and the second broadcast time period are different from each other, the first bar and the second bar on the display such that the first length and the second length are different from each other.

Abstract: According to one embodiment, a method by an electronic device includes: receiving audio data including a voice of a user; performing voice recognition to translate the audio data to text including a first character string corresponding to the voice; determining whether the first character string is registered in conversion information; displaying, when the first character string is registered in the conversion information, a second character string associated with the first character string in the conversion information; receiving, when an instruction is received from the user and when the first character string is not registered in the conversion information, a third character string obtained by editing the first character string; and registering, when the third character string is found in program information, the third character string in the conversion information so as to associate the third character string with the first character string.

Abstract: According to one embodiment, a method includes: receiving a sentence corresponding to a voice of a user for operating an electronic device, the sentence including a first character string and one or more second character strings, the first character string corresponding to a reserved word used in searching information by the electronic device; displaying the first character string in a first format and the one or more second character strings in a second format different from the first format, the first character string correctable by a user operation, the user operation to be input by using a display area of the first character string; generating a search command including the first character string; and transmitting the search command to the electronic device.

Abstract: According to one embodiment, an electronic apparatus includes a receiver and a processor. The receiver is configured to receive a signal of multiplexed sound comprising data of main sound and sub data. The data of main sound is multiplexed in an audible frequency band. The sub data is multiplexed in a non-audible frequency band. The multiplexed sound is output by an audio speaker of another device and is collected by a microphone of the electronic apparatus. The processor is configured to acquire the sub data from the signal of the multiplexed sound, and to output the sub data.

Abstract: According to one embodiment, a recording control apparatus includes a setup module and a controller. The setup module is configured to set, in accordance with designation of a device, an adaptive data format which is adaptive to the device. The controller is configured to execute control to record input data by the adaptive data format.