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    • 71. 发明申请
    • Predicting demographic attributes based on online behavior
    • 基于在线行为预测人口统计特征
    • US20070208728A1
    • 2007-09-06
    • US11366526
    • 2006-03-03
    • Benyu ZhangHonghua DaiHua-Jun ZengLi QiTarek NajmTeresa MahVladimir ShipunovYing LiZheng Chen
    • Benyu ZhangHonghua DaiHua-Jun ZengLi QiTarek NajmTeresa MahVladimir ShipunovYing LiZheng Chen
    • G06F17/30
    • G06F16/337G06F16/951
    • This invention provides a system and method for predicting user demographic attributes for non-registered users and users with incomplete profiles. The invention uses demographic information from registered users and user search history logs to create a database of information that associates the users' search history habits with their demographic attributes. The invention creates a first database that associates users' search query history with their demographic attributes, and also creates a second database that associates web pages that users have visited frequently along with the users' demographic attributes. The invention can compare the searching and browsing habits of non-registered users and users with incomplete profiles to the searching and browsing habits of registered users. Through the comparison, the invention can use the corresponding demographic attributes of the registered users to predict the demographic attributes of the non-registered users and the registered users with incomplete profiles.
    • 本发明提供一种用于预测非注册用户和具有不完整简档的用户的用户人口统计属性的系统和方法。 本发明使用来自注册用户和用户搜索历史日志的人口统计信息来创建将用户的搜索历史习惯与其人口统计属性相关联的信息数据库。 本发明创建了将用户的搜索查询历史与其人口统计属性相关联的第一数据库,并且还创建了将用户经常访问的网页与用户的人口统计属性一起关联的第二数据库。 本发明可以将注册用户和注册用户不完整的用户的搜索和浏览习惯与注册用户的搜索和浏览习惯进行比较。 通过比较,本发明可以使用注册用户的相应人口统计特性来预测非注册用户和具有不完整简档的注册用户的人口统计属性。
    • 73. 发明授权
    • Advertising keyword cross-selling
    • 广告关键字交叉销售
    • US07788131B2
    • 2010-08-31
    • US11300918
    • 2005-12-15
    • Shuzhen NongYing LiTarek NajmLi LiHua-Jun ZengZheng ChenBenyu Zhang
    • Shuzhen NongYing LiTarek NajmLi LiHua-Jun ZengZheng ChenBenyu Zhang
    • G06Q30/00
    • G06Q30/02G06F17/30864G06Q30/0251G06Q30/0275
    • Seed keywords are leveraged to provide expanded keywords that are then associated with relevant advertisers. Instances can also include locating potential advertisers based on the expanded keywords. Inverse lookup techniques are employed to determine which keywords are associated with an advertiser. Filtering can then be employed to eliminate inappropriate keywords for that advertiser. The keywords are then automatically revealed to the advertiser for consideration as relevant search terms for their advertisements. In this manner, revenue for a search engine and/or for an advertiser can be substantially enhanced through the automatic expansion of relevant search terms. Advertisers also benefit by having larger and more relevant search term selections automatically available to them, saving them both time and money.
    • 使用种子关键字来提供扩展的关键字,然后与相关的广告商相关联。 实例还可以包括根据扩展的关键字定位潜在的广告客户。 采用反向查找技术来确定哪些关键字与广告商相关联。 然后可以使用过滤来消除该广告客户的不合适的关键字。 然后,这些关键字会自动向广告客户显示,作为其广告的相关搜索字词。 以这种方式,可以通过自动扩展相关搜索词来大大增强搜索引擎和/或广告商的收入。 广告商也可以通过自动获得更大更多相关的搜索词选项来获益,从而节省时间和金钱。
    • 74. 发明授权
    • Text classification by weighted proximal support vector machine based on positive and negative sample sizes and weights
    • 基于正,负样本大小和权重的加权近端支持向量机进行文本分类
    • US07707129B2
    • 2010-04-27
    • US11384889
    • 2006-03-20
    • Dong ZhuangBenyu ZhangZheng ChenHua-Jun ZengJian Wang
    • Dong ZhuangBenyu ZhangZheng ChenHua-Jun ZengJian Wang
    • G06F15/18G06E1/00G06E3/00
    • G06F17/30707G06K9/6269
    • Embodiments of the invention relate to improvements to the support vector machine (SVM) classification model. When text data is significantly unbalanced (i.e., positive and negative labeled data are in disproportion), the classification quality of standard SVM deteriorates. Embodiments of the invention are directed to a weighted proximal SVM (WPSVM) model that achieves substantially the same accuracy as the traditional SVM model while requiring significantly less computational time. A weighted proximal SVM (WPSVM) model in accordance with embodiments of the invention may include a weight for each training error and a method for estimating the weights, which automatically solves the unbalanced data problem. And, instead of solving the optimization problem via the KKT (Karush-Kuhn-Tucker) conditions and the Sherman-Morrison-Woodbury formula, embodiments of the invention use an iterative algorithm to solve an unconstrained optimization problem, which makes WPSVM suitable for classifying relatively high dimensional data.
    • 本发明的实施例涉及对支持向量机(SVM)分类模型的改进。 当文本数据显着不平衡(即正负标签数据不成比例)时,标准SVM的分类质量恶化。 本发明的实施例涉及一种加权近端SVM(WPSVM)模型,其实现与传统SVM模型基本相同的精度,同时需要显着更少的计算时间。 根据本发明的实施例的加权近端SVM(WPSVM)模型可以包括每个训练误差的权重和用于估计权重的方法,其自动地解决不平衡数据问题。 而且,不是通过KKT(Karush-Kuhn-Tucker)条件和Sherman-Morrison-Woodbury公式来解决优化问题,而是本发明的实施例使用迭代算法来解决无约束优化问题,这使得WPSVM适合于相对分类 高维数据。
    • 75. 发明申请
    • Text classification by weighted proximal support vector machine
    • 通过加权近端支持向量机进行文本分类
    • US20070239638A1
    • 2007-10-11
    • US11384889
    • 2006-03-20
    • Dong ZhuangBenyu ZhangZheng ChenHua-Jun ZengJian Wang
    • Dong ZhuangBenyu ZhangZheng ChenHua-Jun ZengJian Wang
    • G06F15/18
    • G06F17/30707G06K9/6269
    • Embodiments of the invention relate to improvements to the support vector machine (SVM) classification model. When text data is significantly unbalanced (i.e., positive and negative labeled data are in disproportion), the classification quality of standard SVM deteriorates. Embodiments of the invention are directed to a weighted proximal SVM (WPSVM) model that achieves substantially the same accuracy as the traditional SVM model while requiring significantly less computational time. A weighted proximal SVM (WPSVM) model in accordance with embodiments of the invention may include a weight for each training error and a method for estimating the weights, which automatically solves the unbalanced data problem. And, instead of solving the optimization problem via the KKT (Karush-Kuhn-Tucker) conditions and the Sherman-Morrison-Woodbury formula, embodiments of the invention use an iterative algorithm to solve an unconstrained optimization problem, which makes WPSVM suitable for classifying relatively high dimensional data.
    • 本发明的实施例涉及对支持向量机(SVM)分类模型的改进。 当文本数据显着不平衡(即正负标签数据不成比例)时,标准SVM的分类质量恶化。 本发明的实施例涉及一种加权近端SVM(WPSVM)模型,其实现与传统SVM模型基本相同的精度,同时需要显着更少的计算时间。 根据本发明的实施例的加权近端SVM(WPSVM)模型可以包括每个训练误差的权重以及用于估计权重的方法,其自动地解决不平衡数据问题。 而且,不是通过KKT(Karush-Kuhn-Tucker)条件和Sherman-Morrison-Woodbury公式来解决优化问题,而是本发明的实施例使用迭代算法来解决无约束优化问题,这使得WPSVM适合于相对分类 高维数据。
    • 78. 发明授权
    • Document characterization using a tensor space model
    • 文档表征使用张量空间模型
    • US07529719B2
    • 2009-05-05
    • US11378095
    • 2006-03-17
    • Ning LiuBenyu ZhangJun YanZheng ChenHua-Jun ZengJian Wang
    • Ning LiuBenyu ZhangJun YanZheng ChenHua-Jun ZengJian Wang
    • G06N5/00
    • G06N5/02G06F17/30705
    • Computer-readable media having computer-executable instructions and apparatuses categorize documents or corpus of documents. A Tensor Space Model (TSM), which models the text by a higher-order tensor, represents a document or a corpus of documents. Supported by techniques of multilinear algebra, TSM provides a framework for analyzing the multifactor structures. TSM is further supported by operations and presented tools, such as the High-Order Singular Value Decomposition (HOSVD) for a reduction of the dimensions of the higher-order tensor. The dimensionally reduced tensor is compared with tensors that represent possible categories. Consequently, a category is selected for the document or corpus of documents. Experimental results on the dataset for 20 Newsgroups suggest that TSM is advantageous to a Vector Space Model (VSM) for text classification.
    • 具有计算机可执行指令和设备的计算机可读介质将文档或语料库分类。 张量空间模型(TSM),其通过高阶张量对文本进行建模,表示文档或文档语料库。 由多线代数技术支持,TSM为多因素结构分析提供了框架。 TSM还受到操作和提出的工具的支持,例如用于降低高阶张量尺寸的高阶奇异值分解(HOSVD)。 将尺寸减小的张量与表示可能类别的张量进行比较。 因此,文档或文档的语料库选择一个类别。 20个新闻组的数据集的实验结果表明,TSM对于文本分类的向量空间模型(VSM)是有利的。