Abstract: Systems and methods of the present disclosure are directed to automatic control of mute controllers for participants in videoconferences. For example, a method for automatically controlling a mute control associated with a participant during a videoconference includes obtaining communication data associated with the participant participating in the videoconference. The communication data includes audio signals associated with the participant and/or visual signals associated with the participant. The method includes processing the communication data by a gate control model to generate an output. The output is indicative of an intent of the participant to communicate with other participants of the videoconference. The method includes generating a noise gate status based at least in part on the output associated with the gate control model. The method includes automatically controlling the mute control of the participant based at least in part on the noise gate status.

Abstract: A method for detecting and flagging problems in videoconferencing is provided. The method includes collecting, by a processing device of a user videoconferencing device, one or more sets of acoustic parameters associated with a conference room. Each set of the one or more sets of acoustic parameters is associated with a video conference attended by a corresponding plurality of users. The method further includes determining whether a first set of the one or more sets of acoustic parameters suggest an action to be performed to improve the first set of acoustic parameters associated with the video conference. The method further includes providing at least one of the one or more sets of acoustic parameters associated with the conference room or the action to be performed to improve the first set of acoustic parameters.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for reducing audio noise are disclosed. In one aspect, a method includes the actions of receiving first audio data of a user utterance. The actions further include determining an energy level of second audio data being outputted by the loudspeaker. The actions further include selecting a model from among (i) a first model that is trained using first audio data samples that each encode speech from one speaker and (ii) a second model that is trained using second audio data samples that each encode speech from either one speaker or two speakers. The actions further include providing the first audio data as an input to the selected model. The actions further include receiving processed first audio data. The actions further include outputting the processed first audio data.

Abstract: A foundation for a wind mill includes a circular or polygonal pedestal for supporting a wind mill tower and a plurality of ribs radiating radially outwardly from the pedestal, wherein the pedestal is divided into a plurality of circumferential sections, wherein a circumferential section and a rib are each integrally formed with one another as a precast concrete element, wherein the precast concrete elements are made from reinforced concrete including a first reinforcement structure, in particular reinforcement bars, embedded into the precast concrete elements, a second reinforcement structure is provided, which holds the precast concrete elements together and which is coupled to the first reinforcement structure.

Abstract: A method for detecting and flagging problems in videoconferencing is provided. The method includes measuring, by a processing device of a user videoconferencing device, a first set of acoustic data associated with a conference room during a video conference attended by a plurality of users. The first set of acoustic data indicates one or more acoustic parameters, including the reverberation time, the signal-to-noise ratio, or the absolute noise level of the conference room. The method further includes comparing the one or more first acoustic parameters to one or more thresholds during the video conference. Moreover, the method includes providing at least one of the first acoustic parameters or a result of the comparison to the at least one user during the video conference.

Abstract: A foundation for a windmill with a base ring composed of prefabricated concrete elements and divided into several ring sections and support elements extending radially outward from the base ring, wherein the base ring is supported on the support elements by primary strut ribs and wherein a mounting ring, which is divided into several ring sections and composed of prefabricated concrete elements, is placed on the base ring and connected to the base ring, wherein the construction ring is supported by secondary strut ribs on the primary strut ribs.

Abstract: A system includes a speaker, a microphone, a display, and one or more hardware processors coupled to the speaker, the microphone, and the display. At least one of the one or more hardware processors is operable to perform operations that include: transmitting an ultrasonic audio signal from the speaker; capturing, by the microphone, sounds in the room, wherein the sounds include an ultrasound portion and an audible portion; estimating a room impulse response based on the ultrasound portion; determining that the estimated room impulse response is different from a default room impulse response; determining, based on the audible portion, that there is non-stationary audible sound in the room; and in response to determining that the estimated room impulse response is different from the default room impulse response and that there is non-stationary audible sound in the room, switching on the display of the computing system.

Abstract: A foundation for a windmill includes an annular pedestal, which is divided into several ring sections and is composed of prefabricated concrete elements, the pedestal including a platform for a windmill tower and several support elements extending radially outward from the pedestal, wherein the pedestal is supported by strut ribs on the support elements, wherein the pedestal, at its end forming the platform, includes a circumferential projection extending radially outward from the pedestal and including at least one channel for receiving a tensioning cable, the channel being provided in the projection and extending in the circumferential direction.

Abstract: A foundation for a wind power plant includes a circular or polygonal pedestal divided into several ring sections for carrying a tower and support elements extending radially outward from the pedestal, wherein the ring sections and the support elements are designed as prefabricated concrete elements or are assembled from prefabricated concrete elements, and wherein adjacent support elements are spaced from one another in the circumferential direction, adjacent support elements are each connected with one another by a tangentially extending beam designed as a prefabricated concrete element.

Abstract: A method for detecting and flagging problems in videoconferencing is provided. The method includes measuring, by a processing device of a user videoconferencing device, a first set of acoustic data associated with a conference room during a video conference attended by a plurality of users. The first set of acoustic data indicates one or more acoustic parameters, including the reverberation time, the signal-to-noise ratio, or the absolute noise level of the conference room. The method further includes comparing the one or more first acoustic parameters to one or more thresholds during the video conference. Moreover, the method includes providing at least one of the first acoustic parameters or a result of the comparison to the at least one user during the video conference.

Abstract: A foundation for a windmill with a base ring composed of prefabricated concrete elements and divided into several ring sections and support elements extending radially outward from the base ring, wherein the base ring is supported on the support elements by primary strut ribs and wherein a mounting ring, which is divided into several ring sections and composed of prefabricated concrete elements, is placed on the base ring and connected to the base ring, wherein the construction ring is supported by secondary strut ribs on the primary strut ribs.

Abstract: A foundation for a windmill includes an annular pedestal, which is divided into several ring sections and is composed of prefabricated concrete elements, the pedestal including a platform for a windmill tower and several support elements extending radially outward from the pedestal, wherein the pedestal is supported by strut ribs on the support elements, wherein the pedestal, at its end forming the platform, includes a circumferential projection extending radially outward from the pedestal and including at least one channel for receiving a tensioning cable, the channel being provided in the projection and extending in the circumferential direction.

Abstract: A foundation for a wind mill includes a circular or polygonal pedestal for supporting a wind mill tower and a plurality of ribs radiating radially outwardly from the pedestal, wherein the pedestal is divided into a plurality of circumferential sections, wherein a circumferential section and a rib are each integrally formed with one another as a precast concrete element, wherein the precast concrete elements are made from reinforced concrete including a first reinforcement structure, in particular reinforcement bars, embedded into the precast concrete elements, a second reinforcement structure is provided, which holds the precast concrete elements together and which is coupled to the first reinforcement structure.

Abstract: A method for detecting and flagging problems in videoconferencing is provided. The method includes measuring, by a processing device of a videoconferencing device, a first set of acoustic data associated with a conference room during a video conference attended by a plurality of users. The first set of acoustic data indicates one or more acoustic parameters, including the reverberation time, the signal-to-noise ratio, or the absolute noise level of the conference room. The method further includes determining whether the acoustic parameters suggest that a feedback is to be provided to one or more of the users regarding an action to be performed to improve the acoustic parameters during the video conference. Moreover, the method includes responsive to determining that the feedback is to be provided to at least one user, providing the feedback to the at least one user during the video conference.

Abstract: A method for detecting and flagging problems in videoconferencing is provided. The method includes measuring, by a processing device of a videoconferencing device, a first set of acoustic data associated with a conference room during a video conference attended by a plurality of users. The first set of acoustic data indicates one or more acoustic parameters, including the reverberation time, the signal-to-noise ratio, or the absolute noise level of the conference room. The method further includes determining whether the acoustic parameters suggest that a feedback is to be provided to one or more of the users regarding an action to be performed to improve the acoustic parameters during the video conference. Moreover, the method includes responsive to determining that the feedback is to be provided to at least one user, providing the feedback to the at least one user during the video conference.

Abstract: A foundation for a wind mill includes a circular or polygonal pedestal for supporting a wind mill tower and a plurality of ribs radiating radially outwardly from the pedestal, wherein the pedestal is divided into a plurality of circumferential sections, wherein a circumferential section and a rib are each integrally formed with one another as a precast concrete element, wherein the precast concrete elements are made from reinforced concrete including a first reinforcement structure, in particular reinforcement bars, embedded into the precast concrete elements, a second reinforcement structure is provided, which holds the precast concrete elements together and which is coupled to the first reinforcement structure.

Abstract: A foundation for a wind mill includes a circular or polygonal pedestal for supporting a wind mill tower and a plurality of ribs radiating radially outwardly from the pedestal, wherein the pedestal is divided into a plurality of circumferential sections, wherein a circumferential section and a rib are each integrally formed with one another, or are each formed, as a precast concrete element, wherein the precast concrete elements are made from reinforced concrete including a first reinforcement structure, in particular reinforcement bars, embedded into the precast concrete elements, neighbouring precast concrete elements, in their sections radiating outwardly from the pedestal, are spaced from each other in a circumferential direction and the clearance between two neighbouring precast concrete elements is each bridged by a bridging plate.

Abstract: A foundation for a windmill, has a circular or polygonal pedestal for supporting a windmill tower, and a plurality of ribs which project radially outwards from the pedestal, wherein the pedestal is divided in the vertical direction into a base ring section and an adapter ring section, the base ring section being divided into a plurality of peripheral sections and composed of precast concrete elements, and the adapter ring section likewise being composed of precast concrete elements.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for audio channel mixing are disclosed. In one aspect, a method includes the actions of receiving first audio data for a first audio channel. The actions further include transmitting the first audio data. The actions further include, while receiving and transmitting the first audio data, receiving second audio data for a second audio channel; determining a first speech audio energy level of the first audio data and a first noise energy level of the first audio data; determining a second speech audio energy level of the second audio data and a second noise energy level of the second audio data; and determining whether to switch to transmitting the second audio data or continue transmitting the first audio data. The actions further include transmitting the first audio data or the second audio data.

Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for reducing audio noise are disclosed. In one aspect, a method includes the actions of receiving first audio data of a user utterance. The actions further include determining an energy level of second audio data being outputted by the loudspeaker. The actions further include selecting a model from among (i) a first model that is trained using first audio data samples that each encode speech from one speaker and (ii) a second model that is trained using second audio data samples that each encode speech from either one speaker or two speakers. The actions further include providing the first audio data as an input to the selected model. The actions further include receiving processed first audio data. The actions further include outputting the processed first audio data.