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    • 4. 发明申请
    • METHOD AND CIRCUIT FOR NOISE ESTIMATION, RELATED FILTER, TERMINAL AND COMMUNICATION NETWORK USING SAME, AND COMPUTER PROGRAM PRODUCT THEREFOR
    • 用于噪声估计的方法和电路,相关滤波器,使用其的终端和通信网络及其计算机程序产品
    • WO2005050623A1
    • 2005-06-02
    • PCT/EP2003/012629
    • 2003-11-12
    • TELECOM ITALIA S.P.A.BOLLANO, GianmarioETTORRE, DonatoPOUSAS NAVARRO, Rodrigo
    • BOLLANO, GianmarioETTORRE, DonatoPOUSAS NAVARRO, Rodrigo
    • G10L21/02
    • G10L21/0208
    • A filter such as a Wiener filter for noise reduction in a signal, such as a speech signal, affected by background noise includes a circuit (50) for determining values of an update function relating new value of estimated noise power (P noise-New ) to a previous value of estimated noise power (P noise ), the update function being a function of said previous estimated noise power (P noise ) and a mean input power spectral density (P IN-PSD ). The circuit (50) includes a look-up table (30) having values for the update function stored therein with the previous value of estimated noise power (P noise ) and the mean input power spectral density (P in _PSD ) as a first and a second search entry, respectively. These search entries are entered via an input module (10) and exploited by search circuitry (12 to 28) associated with the look-up table (30) for selectively searching values for the update function in the look-up table (30). The search is preferably carried out on the basis of an index (26) computed starting from said first and second search entries.
    • 诸如用于噪声降低的维纳滤波器的滤波器(例如语音信号)受背景噪声的影响包括:电路(50),用于确定将估计噪声功率的新值(Pnoise-New)与 估计噪声功率(Pnoise)的先前值,更新功能是所述先前估计噪声功率(Pnoise)和平均输入功率谱密度(PIN-PSD)的函数。 电路(50)包括具有存储在其中的具有估计噪声功率(Pnoise)的前一值和平均输入功率谱密度(Pin_PSD)的值作为第一和第二的查找表(30) 搜索条目。 这些搜索条目经由输入模块(10)输入,并且由与查找表(30)相关联的搜索电路(12至28)利用,用于选择性地搜索查找表(30)中的更新功能的值。 搜索优选地基于从所述第一和第二搜索条目开始计算的索引(26)来执行。
    • 5. 发明申请
    • METHOD AND SYSTEM TO IMPROVE AUTOMATED EMOTIONAL RECOGNITION
    • 提高自动情感识别的方法与系统
    • WO2008092474A1
    • 2008-08-07
    • PCT/EP2007/000816
    • 2007-01-31
    • TELECOM ITALIA S.P.A.BOLLANO, GianmarioETTORRE, DonatoESILIATO, Antonio
    • BOLLANO, GianmarioETTORRE, DonatoESILIATO, Antonio
    • G10L17/00
    • G10L17/26
    • An automated emotional recognition system (100) is provided. The emotional recognition system comprises an emotional state classifier (110) adapted to receive, during an operative phase, an input information stream (SD) with embedded information related to emotional states of a person, and to generate a succession of emotional state indications (SES) derived from said input information stream. The emotional recognition system further comprises a post-processing function (120), configured to receive at least two emotional state indications of said succession and, for each of said at least two emotional state indications, determine a corresponding emotional state representation in an emotional state representation system. The post-processing function is further configured to combine the emotional state representations of said at least two emotional state indications to obtain an output emotional state indication (OES).
    • 提供自动情感识别系统(100)。 情绪识别系统包括情绪状态分类器(110),其适于在操作阶段期间接收具有与人的情绪状态相关的嵌入信息的输入信息流(SD),并且产生一系列情绪状态指示(SES )从所述输入信息流导出。 情绪识别系统还包括后处理功能(120),其被配置为接收所述继承的至少两个情感状态指示,并且对于所述至少两个情绪状态指示中的每个,确定情绪状态中的相应情绪状态表示 代表制度。 后处理功能还被配置为组合所述至少两个情绪状态指示的情绪状态表示以获得输出情绪状态指示(OES)。
    • 6. 发明申请
    • CUSTOMIZABLE METHOD AND SYSTEM FOR EMOTIONAL RECOGNITION
    • 用于情感识别的自定义方法和系统
    • WO2008092473A1
    • 2008-08-07
    • PCT/EP2007/000815
    • 2007-01-31
    • TELECOM ITALIA S.P.A.BOLLANO, GianmarioETTORRE, DonatoESILIATO, Antonio
    • BOLLANO, GianmarioETTORRE, DonatoESILIATO, Antonio
    • G10L15/06G10L15/28G10L17/00
    • G10L15/065G10L15/30G10L17/26
    • An automated emotional recognition system (100; 100a; 100b) is provided. The automated emotional recognition system is adapted to determine emotional states of a speaker based on the analysis of a speech signal (SS). The emotional recognition system comprises at least one server function (110; 110a; 110b) and at least one client function (120; 120a; 120b) in communication with the at least one server function for receiving assistance in the determining the emotional states of the speaker. The at least one client function includes an emotional features calculator (215) adapted to receive the speech signal (SS) and to extract therefrom a set of speech features (SF) indicative of the emotional state of the speaker. The emotional state recognition system further includes at least one emotional state decider (235; 705) adapted to determine the emotional state of the speaker exploiting the set of speech features based on a decision model (MODj; CMOD). The server function includes at least a decision model trainer (237; 735, 740) adapted to update the selected decision model according to the speech signal. The decision model to be used by the emotional state decider for determining the emotional state of the speaker is selectable based on a context of use of the recognition system.
    • 提供自动情感识别系统(100; 100a; 100b)。 自动情绪识别系统适于基于对语音信号(SS)的分析来确定说话者的情绪状态。 所述情绪识别系统包括与所述至少一个服务器功能通信的至少一个服务器功能(110; 110a; 110b)和至少一个客户端功能(120; 120a; 120b),用于在确定所述服务器功能 扬声器。 所述至少一个客户端功能包括适于接收所述语音信号(SS)的情绪特征计算器(215)并从中提取指示所述说话者的情感状态的一组语音特征(SF)。 所述情绪状态识别系统还包括至少一个情绪状态判定器(235; 705),其适于基于决策模型(MODj; CMOD)来确定利用所述一组语音特征的所述扬声器的情绪状态。 服务器功能至少包括适合于根据语音信号更新所选择的决策模型的决策模型训练器(237; 735,740)。 情绪状态决定者用于确定说话者的情感状态的决定模型是基于使用识别系统的上下文来选择的。
    • 7. 发明申请
    • METHOD AND SYSTEM FOR PRODUCING MULTI-VIEW 3D VISUAL CONTENTS
    • 用于生产多视图3D视觉内容的方法和系统
    • WO2010052741A1
    • 2010-05-14
    • PCT/IT2008/000695
    • 2008-11-07
    • TELECOM ITALIA S.P.A.BOLLANO, GianmarioETTORRE, DonaltoSPINNATO, Davide
    • BOLLANO, GianmarioETTORRE, DonaltoSPINNATO, Davide
    • H04N13/00
    • H04N13/239G06T7/593G06T15/20H04N13/122H04N13/128H04N13/243H04N13/246H04N13/275H04N2213/003
    • A method for producing 3D multi-view visual contents, comprising: capturing a visual scene (105) from at least one first point of view (110a) for generating a first bidimensional image (120aj) of the scene and a corresponding first depth map (120bi) indicative of a distance of different parts of the scene from the first point of view; capturing the visual scene from at least one second point of view (110b) for generating a second bidimensional image (125k) of the scene; processing the first bidimensional image to derive at least one predicted second bidimensional image (325'a) predicting the visual scene captured from the at least one second point of view; deriving at least one predicted second depth map (360) predictive of a distance of different parts of the scene from the at least one second point of view by processing the first depth map, the at least one predicted second bidimensional image and the second bidimensional image.
    • 一种用于产生3D多视角可视内容的方法,包括:从至少一个第一观点(110a)捕获视觉场景(105),用于生成场景的第一二维图像(120aj)和对应的第一深度图( 120bi),指示场景的不同部分与第一观点的距离; 从至少一个第二观点(110b)捕获所述视觉场景,用于生成场景的第二二维图像(125k); 处理所述第一二维图像以导出预测从所述至少一个第二观察点捕获的所述视觉场景的至少一个预测的第二二维图像(325'a) 通过处理所述第一深度图,所述至少一个预测的第二二维图像和所述第二二维图像来导出预测所述场景的不同部分的距离与所述至少一个第二观察点的至少一个预测的第二深度图(360) 。