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Hao He, Durham, NC US

Patent application numberDescriptionPublished
20080243811SYSTEM AND METHOD FOR RANKED KEYWORD SEARCH ON GRAPHS - Arrangements and methods for providing for the efficient implementation of ranked keyword searches on graph-structured data. Since it is difficult to directly build indexes for general schemaless graphs, conventional techniques highly rely on graph traversal in running time. The previous lack of more knowledge about graphs also resulted in great difficulties in applying pruning techniques. To address these problems, there is introduced herein a new scoring function while the block is used as an intermediate access level; the result is an opportunity to create sophisticated indexes for keyword search. Also proposed herein is a cost-balanced expansion algorithm to conduct a backward search, which provides a good theoretical guarantee in terms of the search cost.10-02-2008

Patent applications by Hao He, Durham, NC US

Qin He, Raleigh, NC US

Patent application numberDescriptionPublished
20090068690METHODS FOR IDENTIFYING PATIENTS WITH AN INCREASED LIKELIHOOD OF HAVING OVARIAN CANCER AND COMPOSITIONS THEREFOR - Screening methods for identifying patients with an increased likelihood of having ovarian cancer are provided. The screening methods involve the detection of expression of a plurality of biomarkers in a body sample, wherein overexpression of the biomarkers is indicative of an increased likelihood of having ovarian cancer. The screening methods may further comprise a two-step analysis. Biomarkers of interest include genes and proteins that are, for example, involved in defects in DNA replication/cell cycle control, cell growth and proliferation, escape from apoptosis, angiogenesis or lymphogenesis, or the mechanisms of cancer cell motility and invasion. In some aspects of the invention, expression of a biomarker is detected at the protein level using a biomarker-specific antibody or at the nucleic acid level using nucleic acid hybridization techniques. Methods for detecting ovarian cancer in patients are further disclosed herein. Kits for practicing the methods of the invention are further provided.03-12-2009
20090075307METHODS FOR IDENTIFYING PATIENTS WITH AN INCREASED LIKELIHOOD OF HAVING OVARIAN CANCER AND COMPOSITIONS THEREFOR - Screening methods for identifying patients with an increased likelihood of having ovarian cancer are provided. The screening methods involve the detection of expression of a plurality of biomarkers in a body sample, wherein overexpression of the biomarkers is indicative of an increased likelihood of having ovarian cancer. The screening methods may further comprise a two-step analysis. Biomarkers of interest include genes and proteins that are, for example, involved in defects in DNA replication/cell cycle control, cell growth and proliferation, escape from apoptosis, angiogenesis or lymphogenesis, or the mechanisms of cancer cell motility and invasion. In some aspects of the invention, expression of a biomarker is detected at the protein level using a biomarker-specific antibody or at the nucleic acid level using nucleic acid hybridization techniques. Methods for detecting ovarian cancer in patients are further disclosed herein. Kits for practicing the methods of the invention are further provided.03-19-2009

Ruilong He, Charlotte, NC US

Patent application numberDescriptionPublished
20090063361Risk and Reward Assessment Mechanism - A data driven and forward looking risk and reward appetite methodology for consumer and small business is described. The methodology includes customer segmentation to create pools of homogeneous assets in terms of revenue and loss characteristics, forward looking simulation to forecast expected values and volatilities of revenue and loss, and risk and reward optimization of the portfolio. One methodology used for modeling revenue and loss is a generalized additive effect decomposition model to fit historical data. Based on the model, a segmentation procedure is performed, which allows for creation of groups of customers with similar revenue and loss characteristics. An estimation procedure for the model is developed and a simulation strategy to forecast and simulate revenue and loss volatility is developed. Efficient frontier curves of risk (e.g., return volatility) and reward (e.g., expected return) are created for the current portfolio under various economic scenarios.03-05-2009

Tianqing He, Cary, NC US

Patent application numberDescriptionPublished
20100005898System and method for conditioning and detection of moisture damage in asphalt mixes - An apparatus and method for determination of susceptibility of asphalt concrete materials to moisture damage. An asphalt sample of known bulk specific gravity (density) is placed inside a chamber filled with water, which is capable of heating the sample to a pre-determined temperature. The chamber is pressurized by introduction of air pressure to a flexible membrane that decreases the volume within a chamber containing the sample and water, increasing the pore pressure in the sample. The pressure is then released and allowed to come to ambient pressure. This process is repeated a predetermined number of times (cycles). When a selected number of cycles are complete, the asphalt sample is removed from the chamber and its bulk specific gravity (density) measured again. The difference between the density before and after conditioning is an excellent method of rating the degree at which moisture would deteriorate asphalt samples due to introduction of moisture. The cyclic nature of the increased/decreased pore pressure is observed to significantly decrease bulk specific gravity (density) for poor quality asphalt designs. Furthermore, the sample conditioned by this method can be used for other conventional mechanical test methods, such as tensile strength and modulus determination. Computerized controls are used to automate the procedure and to record and display data from sensors.01-14-2010
20100319211Device and Methods for Rapid Drying of Porous Materials - An apparatus and method for quickly drying porous materials. A sealable chamber is connected to a cold trap which is connected to a vacuum pump. A sample is placed inside the sealable chamber. The vacuum pump is turned on and air is evacuated through the cold trap to the vacuum pump. Because evaporation may lower the temperature inside the sealable chamber, an infrared lamp may be used to heat the chamber and sample therein directly or heated air may be allowed to enter the sealable chamber in response to the vacuum created by the vacuum pump. Air may be drawn directly from the sealable chamber to the vacuum pump bypassing the cold trap. A load cell may be placed in the bottom of the sealable chamber to monitor the weight of a sample to determine if the drying process is complete. Other parameters could be used, including the degree of vacuum achieved in the chamber. The cold trap extracts moisture from the system, which eliminates the possibility of damage to the vacuum and creates an added pressure gradient for removal of air from the sealable chamber. Heating the chamber either by introducing heated air or by direct use of infrared heat facilitates drying of the sample and shortens the drying process.12-23-2010
20110214484System and Method for Conditioning and Detection of Susceptibility to Moisture Damage in Asphalt Mixes - An apparatus and method for determination of susceptibility of asphalt concrete materials to moisture damage. An asphalt sample of known bulk specific gravity (density) is placed inside a chamber filled with water, which is capable of heating the sample to a predetermined temperature. The chamber is pressurized by introduction of air pressure to a flexible membrane that decreases the volume within a chamber containing the sample and water, increasing the pore pressure in the sample. The pressure is then released and allowed to come to ambient pressure. This process is repeated a predetermined number of times (cycles). When a selected number of cycles are complete, the asphalt sample is removed from the chamber and its bulk specific gravity (density) measured again. The difference between the density before and after conditioning is an excellent method of rating the degree at which moisture would deteriorate asphalt samples due to introduction of moisture. The cyclic nature of the increased/decreased pore pressure is observed to significantly decrease bulk specific gravity (density) for poor quality asphalt designs. Furthermore, the sample conditioned by this method can be used for other conventional mechanical test methods, such as tensile strength and modulus determination. Computerized controls are used to automate the procedure and to record and display data from sensors.09-08-2011

Patent applications by Tianqing He, Cary, NC US

Xiao-Ping He, Cary, NC US

Patent application numberDescriptionPublished
20110236371Compositions And Methods For The Treatment Of Neurologic And Psychiatric Conditions - The invention provides pharmaceutical compositions and methods of use thereof for preventing or ameliorating disorders of the nervous system. More specifically, the invention provides pharmaceutical compositions, including phosphopeptides, that when administered disrupt TrkB-mediated activation of PLCγ1 phosphorylation. The invention further provides method of treatment comprising administering inhibitors of TrkB-mediated activation of PLCγ1 phosphorylation alone or in combination with other pharmaceutical compositions to prevent or ameliorate nervous system disorders such as epilepsy, stroke, anxiety, migraine, and pain.09-29-2011

Xu He, Charlotte, NC US

Patent application numberDescriptionPublished
20080283593Compromised Account Detection - Systems and methods are disclosed for identifying a compromised account. A compromised account may be identified by identifying a first unique identifier and associating the unique identifier with a fraud behavior. A second unique identifier may be identified and associated with a fraud behavior as well. The first unique identifier and the second unique identifier may be linked if at least a portion of the fraud behavior of the first unique identifier corresponds to at least a portion of the fraud behavior of the second unique identifier. Information relating to the fraud behavior of the first unique identifier, information relating to the fraud behavior of the second unique identifier, and information relating to the link between the fraud behavior of the first unique identifier and the second unique identifier may be stored in a data file. The first and/or the second unique identifiers may be an Internet protocol address.11-20-2008
20090030756Managing Risk Associated with Various Transactions - Systems, methods and consumer-readable media for managing risk associated with various transactions are provided. Such methods may include identifying a consumer-based software application for analysis and classifying the consumer-based software application into a plurality of consumer-facing transactions. Each consumer-facing transaction may be rated according to at least one category or criteria. Further, each rating may be converted into a numeric value. Another aspect of the invention may relate to receiving an identification of a list of threats to each of the consumer-facing transactions. These threats may be categorized into threat categories. The impact of each of the threats may be forecasted. The overall impact of the threats as forecasted may be calculated. Yet another aspect of the invention may relate to receiving an identification of a plurality of threat controls that control at least a portion of the plurality of threats.01-29-2009
20110087495SUSPICIOUS ENTITY INVESTIGATION AND RELATED MONITORING IN A BUSINESS ENTERPRISE ENVIRONMENT - Systems, methods, and computer program products are provided for monitoring of financial institution business activity for the purpose of identifying suspicious activities. The embodiments herein described rely on monitoring business activities from many data repositories, some of which are exclusive to financial institution. By monitoring financial business activity for the purpose of identifying suspicious activity or behaviors, bank fraud or other criminal/wrongful activities can be mitigated or otherwise avoided. In addition, the identification of suspicious activities serves to identify the individual(s) associated with the suspicious activities and/or other information related to the individual(s), such as physical location, electronic location, telephone number and the like.04-14-2011

Patent applications by Xu He, Charlotte, NC US