Patent application number | Description | Published |
20080201393 | IDENTIFYING UNNECESSARY SYNCHRONIZATION OBJECTS IN SOFTWARE APPLICATIONS - Methods and apparatus, including computer program products, for identifying unnecessary synchronization objects in software applications. A computer-implemented method for determining a usefulness of synchronization objects includes, in a multi-threaded application program, tracking threads as they are created and terminated, intercepting application program interfaces (APIs) used to create and destroy thread synchronization objects, in the API wrappers, tracking existing synchronization objects in a list, and associating a list entry for each of the synchronization objects with a unique bit in a bit field. | 08-21-2008 |
20090204948 | METHOD, APPARATUS, AND COMPUTER PROGRAM PRODUCT FOR DETECTING THREAD STARVATION - Thread starvation is indicated for a program under test while the program is running. Beginning with a least frequently used thread in a list of thread tracking structures, if recorded events are currently listed for the thread, thread starvation is detected based on a percentage of the recorded events that took place while other threads were waiting a synchronization object held by the thread. If no recorded events are listed for the thread, the percentage of recorded of events that take place while other threads were waiting for synchronization object held by the thread does not exceed the predetermined percentage, and there are timestamps currently listed for the thread and the thread is currently waiting for a synchronization object, thread starvation is detected based on a percentage of time the thread has been waiting for the synchronization object. Thread starvation detection is repeated for each of the remaining threads in the list of thread tracking structure, beginning with the next to least frequently active thread. | 08-13-2009 |
20090271769 | DETECTING IRREGULAR PERFORMING CODE WITHIN COMPUTER PROGRAMS - A computer-implemented method of finding portions of a computer program exhibiting irregular performance can include detecting an entry into a function of a computer program under test indicating a current execution of the function and, responsive to detecting an exit from the function, determining a count of a computing resource utilized by the function during the current execution of the function. The count of the computing resource can be compared with a count range determined according to at least one prior execution of the function. The function can be selectively represented within a call graph as a plurality of nodes according to the comparing. | 10-29-2009 |
20100100700 | ADAPTIVELY PREVENTING OUT OF MEMORY CONDITIONS - A computer-implemented method of preventing an out-of-memory condition can include evaluating usage of virtual memory of a process executing within a computer, detecting a low memory condition in the virtual memory for the process, and selecting at least one functional program component of the process according to a component selection technique. The method also can include sending a notification to each selected functional program component and, responsive to receiving the notification, each selected functional program component releasing at least a portion of a range of virtual memory reserved on behalf of the selected functional program component. | 04-22-2010 |
20120030681 | HIGH PERFORMANCE LOCKS - Systems and methods of enhancing computing performance may provide for detecting a request to acquire a lock associated with a shared resource in a multi-threaded execution environment. A determination may be made as to whether to grant the request based on a context-based lock condition. In one example, the context-based lock condition includes a lock redundancy component and an execution context component. | 02-02-2012 |
20120060160 | COMPONENT-SPECIFIC DISCLAIMABLE LOCKS - Systems and methods of protecting a shared resource in a multi-threaded execution environment in which threads are permitted to transfer control between different software components, for any of which a disclaimable lock having a plurality of orderable locks can be identified. Back out activity can be tracked among a plurality of threads with respect to the disclaimable lock and the shared resource, and reclamation activity among the plurality of threads may be ordered with respect to the disclaimable lock and the shared resource. | 03-08-2012 |
20120084763 | IDENTIFYING CODE THAT WASTES TIME SWITCHING TASKS - A method of detecting portions of code of a computer program that protect resources of a computer system unnecessarily can include identifying threads and synchronization objects that are used by a computer program during execution, determining the number of threads that have accessed each resource while it has been consistently protected by a particular synchronization object, and indicating whether the resource is suited for protection according to the number of threads that have accessed the resource. | 04-05-2012 |
20120174116 | HIGH PERFORMANCE LOCKS - Systems and methods of enhancing computing performance may provide for detecting a request to acquire a lock associated with a shared resource in a multi-threaded execution environment. A determination may be made as to whether to grant the request based on a context-based lock condition. In one example, the context-based lock condition includes a lock redundancy component and an execution context component. | 07-05-2012 |
20120179889 | ADAPTIVELY PREVENTING OUT OF MEMORY CONDITIONS - A computer-implemented method of preventing an out-of-memory condition can include evaluating usage of virtual memory of a process executing within a computer, detecting a low memory condition in the virtual memory for the process, and selecting at least one functional program component of the process according to a component selection technique. The method also can include sending a notification to each selected functional program component and, responsive to receiving the notification, each selected functional program component releasing at least a portion of a range of virtual memory reserved on behalf of the selected functional program component. | 07-12-2012 |
20120191892 | COMPONENT-SPECIFIC DISCLAIMABLE LOCKS - Systems and methods of protecting a shared resource in a multi-threaded execution environment in which threads are permitted to transfer control between different software components, for any of which a disclaimable lock having a plurality of orderable locks can be identified. Back out activity can be tracked among a plurality of threads with respect to the disclaimable lock and the shared resource, and reclamation activity among the plurality of threads may be ordered with respect to the disclaimable lock and the shared resource. | 07-26-2012 |
20120254840 | THREAD SERIALIZATION AND DISABLEMENT TOOL - A computer-implemented method of performing runtime analysis on and control of a multithreaded computer program. One embodiment of the present invention can include identifying threads of a computer program to be analyzed. With a supervisor thread, execution of the identified threads can be controlled and execution of the identified threads can be monitored to determine a status of the identified threads. An indicator corresponding to the determined status of the threads can be output. | 10-04-2012 |
20120254841 | DETECTING IRREGULAR PERFORMING CODE WITHIN COMPUTER PROGRAMS - A computer-implemented method of finding portions of a computer program exhibiting irregular performance can include detecting an entry into a function of a computer program under test indicating a current execution of the function and, responsive to detecting an exit from the function, determining a count of a computing resource utilized by the function during the current execution of the function. The count of the computing resource can be compared with a count range determined according to at least one prior execution of the function. The function can be selectively represented within a call graph as a plurality of nodes according to the comparing. | 10-04-2012 |
20120254880 | THREAD FOLDING TOOL - A computer-implemented method of performing runtime analysis on and control of a multithreaded computer program. One embodiment of the present invention can include identifying threads of a computer program to be analyzed. Under control of a supervisor thread, a plurality of the identified threads can be folded together to be executed as a folded thread. The execution of the folded thread can be monitored to determine a status of the identified threads. An indicator corresponding to the determined status of the identified threads can be presented in a user interface that is presented on a display. | 10-04-2012 |
20130283282 | COMPONENT-SPECIFIC DISCLAIMABLE LOCKS - Systems and methods of protecting a shared resource in a multi-threaded execution environment in which threads are permitted to transfer control between different software components, for any of which a disclaimable lock having a plurality of orderable locks can be identified. Back out activity can be tracked among a plurality of threads with respect to the disclaimable lock and the shared resource, and reclamation activity among the plurality of threads may be ordered with respect to the disclaimable lock and the shared resource. | 10-24-2013 |
20140013329 | THREAD FOLDING TOOL - A computer-implemented method of performing runtime analysis on and control of a multithreaded computer program. One embodiment of the present invention can include identifying threads of a computer program to be analyzed. Under control of a supervisor thread, a plurality of the identified threads can be folded together to be executed as a folded thread. The execution of the folded thread can be monitored to determine a status of the identified threads. An indicator corresponding to the determined status of the identified threads can be presented in a user interface that is presented on a display. | 01-09-2014 |
20140157278 | THREAD FOLDING TOOL - A computer-implemented method of performing runtime analysis on and control of a multithreaded computer program. One embodiment of the present invention can include identifying threads of a computer program to be analyzed. Under control of a supervisor thread, a plurality of the identified threads can be folded together to be executed as a folded thread. The execution of the folded thread can be monitored to determine a status of the identified threads. An indicator corresponding to the determined status of the identified threads can be presented in a user interface that is presented on a display. | 06-05-2014 |
20140173567 | MANAGING WINDOW FOCUS WHILE DEBUGGING A GRAPHICAL USER INTERFACE PROGRAM - An embodiment of the present invention utilizes the abilities of an operating system to manage the window focus while debugging a graphical user interface program. In an example, a debugger program intercepts a breakpoint in the code of a graphical user interface computer program undergoing automated testing by a separate computer program. The debugger program instructs the operating system to save states of the window focus. Responsive to determining the breakpoint condition has ended, the debugger program instructs the operating system to restore saved states of the window that had focus prior to the breakpoint condition. Another embodiment of the present invention arranges similar window focus management where an operating system on its own is unable to save and restore states of the window that had focus prior to the breakpoint condition. | 06-19-2014 |
20140173569 | MANAGING WINDOW FOCUS WHILE DEBUGGING A GRAPHICAL USER INTERFACE PROGRAM - An embodiment of the present invention utilizes the abilities of an operating system to manage the window focus while debugging a graphical user interface program. In an example, a debugger program intercepts a breakpoint in the code of a graphical user interface computer program undergoing automated testing by a separate computer program. The debugger program instructs the operating system to save states of the window focus. Responsive to determining the breakpoint condition has ended, the debugger program instructs the operating system to restore saved states of the window that had focus prior to the breakpoint condition. Another embodiment of the present invention arranges similar window focus management where an operating system on its own is unable to save and restore states of the window that had focus prior to the breakpoint condition. | 06-19-2014 |
20140278210 | Real-time Spatial Path Comparison - Methods and apparatus, including computer program products, implementing and using techniques for processing motion paths for physical entities. For each physical entity among several physical entities, several representations are received of positions of the physical entity. In response to detecting that a number of physical entities among the physical entities traverse a similar motion path, a path record is generated, which represents the motion path traversed by the number of physical entities. | 09-18-2014 |
20140359583 | THREAD SERIALIZATION AND DISABLEMENT TOOL - A computer-implemented method of performing runtime analysis on and control of a multithreaded computer program. One embodiment of the present invention can include identifying threads of a computer program to be analyzed. With a supervisor thread, execution of the identified threads can be controlled and execution of the identified threads can be monitored to determine a status of the identified threads. An indicator corresponding to the determined status of the threads can be output. | 12-04-2014 |
20150023549 | DETECTION OF ASTRONOMICAL OBJECTS - Methods and apparatus, including computer program products, implementing and using techniques for detecting astronomical objects. An image frame is received, which includes representations of one or more astronomical objects. The received image frame is divided into several swaths. One or more swaths are selected, which include full or partial representations of one or more astronomical objects. Each of the one or more swaths and each astronomical object represented within the one or more swaths can be designated by a base-limit pair. The base-limit pairs for the selected one or more swaths are compared with base-limit pairs for one or more corresponding swaths using a difference algorithm. A list of differences in the base-limit pairs is created. | 01-22-2015 |
20150046086 | REAL-TIME SPATIAL PATH COMPARISON - Methods for processing motion paths for physical entities. For each physical entity among several physical entities, several representations are received of positions of the physical entity. In response to detecting that a number of physical entities among the physical entities traverse a similar motion path, a path record is generated, which represents the motion path traversed by the number of physical entities. | 02-12-2015 |
20150052151 | SCORING RELATIONSHIPS BETWEEN ENTITIES BASED ON PROXIMITY IN SPACE AND TIME - Methods and apparatus, including computer program products, implementing and using techniques for determining a relationship score between a first entity and a second entity. A first computer-readable representation of a first spatial region containing the first entity is generated. A second computer-readable representation of a second spatial region containing the second entity is generated. The first computer-readable representation and the second computer-readable representation are compared at decreasing resolutions until a matching condition is reached. A relationship score is assigned to one or more of the first entity and the second entity based on the resolution at which the matching condition is reached. | 02-19-2015 |
20150052154 | SCORING RELATIONSHIPS BETWEEN ENTITIES BASED ON PROXIMITY IN SPACE AND TIME - Methods for determining a relationship score between a first entity and a second entity. A first computer-readable representation of a first spatial region containing the first entity is generated. A second computer-readable representation of a second spatial region containing the second entity is generated. The first computer-readable representation and the second computer-readable representation are compared at decreasing resolutions until a matching condition is reached. A relationship score is assigned to one or more of the first entity and the second entity based on the resolution at which the matching condition is reached. | 02-19-2015 |
20150058862 | HIGH PERFORMANCE LOCKS - Systems and methods of enhancing computing performance may provide for detecting a request to acquire a lock associated with a shared resource in a multi-threaded execution environment. A determination may be made as to whether to grant the request based on a context-based lock condition. In one example, the context-based lock condition includes a lock redundancy component and an execution context component. | 02-26-2015 |
Patent application number | Description | Published |
20080305549 | LIPOPROTEIN ANALYSIS BY DIFFERENTIAL CHARGED-PARTICLE MOBILITY - The invention provides methods of preparation of lipoproteins from a biological sample, including HDL, LDL, Lp(a), IDL, and VLDL, for diagnostic purposes utilizing differential charged particle mobility analysis methods. Further provided are methods for analyzing the size distribution of lipoproteins by differential charged particle mobility, which lipoproteins are prepared by methods of the invention. Further provided are methods for assessing lipid-related health risk, cardiovascular condition, risk of cardiovascular disease, and responsiveness to a therapeutic intervention, which methods utilize lipoprotein size distributions determined by methods of the invention. | 12-11-2008 |
20120315706 | LIPOPROTEIN ANALYSIS BY DIFFERENTIAL CHARGED-PARTICLE MOBILITY - The invention provides methods of preparation of lipoproteins from a biological sample, including HDL, LDL, Lp(a), IDL, and VLDL, for diagnostic purposes utilizing differential charged particle mobility analysis methods. Further provided are methods for analyzing the size distribution of lipoproteins by differential charged particle mobility, which lipoproteins are prepared by methods of the invention. Further provided are methods for assessing lipid-related health risk, cardiovascular condition, risk of cardiovascular disease, and responsiveness to a therapeutic intervention, which methods utilize lipoprotein size distributions determined by methods of the invention. | 12-13-2012 |
20140287530 | LIPOPROTEIN ANALYSIS BY DIFFERENTIAL CHARGED-PARTICLE MOBILITY - The invention provides methods of preparation of lipoproteins from a biological sample, including HDL, LDL, Lp(a), IDL, and VLDL, for diagnostic purposes utilizing differential charged particle mobility analysis methods. Further provided are methods for analyzing the size distribution of lipoproteins by differential charged particle mobility, which lipoproteins are prepared by methods of the invention. Further provided are methods for assessing lipid-related health risk, cardiovascular condition, risk of cardiovascular disease, and responsiveness to a therapeutic intervention, which methods utilize lipoprotein size distributions determined by methods of the invention. | 09-25-2014 |
Patent application number | Description | Published |
20080293054 | Hmgcr isoforms in Prediction of Efficacy and Identification of Cholesterol-Modulating Compounds - The present invention provides methods for assessing a subject's responsiveness to a HMGCR inhibitor therapy, and selection of a HMGCR inhibitor therapy based upon such methods. The invention further provides methods for identifying agents that modulate HMGCR activity, e.g., through modulating HMGCR mRNA splicing, while avoiding elevation of the statin-resistant isoform of HMGCR. | 11-27-2008 |
20090197242 | Lipidomic Approaches to Determining Drug Response Phenotypes in Cardiovascular Disease - The present invention concerns the application of lipidomics to statin treatment for disorders such as cardiovascular disorders. Hence, the invention provides, among other things, a method of correlating a lipid profile with a positive or negative response to a statin treatment regimen by obtaining a lipid profile of a sample from a mammalian subject following commencement of the treatment regimen; and correlating the lipid profile in the sample with a positive or negative response to the treatment regimen. The invention further provides a method of correlating a lipid profile with a positive or negative response to a statin treatment regimen by obtaining a lipid profile of a sample from a mammalian subject before commencement of the treatment regimen; and correlating the lipid profile in the sample with a positive or negative response to the treatment regimen. | 08-06-2009 |
20100152295 | METHODS OF REDUCING SMALL, DENSE LDL PARTICLES - The present invention provides methods for increasing LDL particle size. | 06-17-2010 |
20100213061 | ION MOBILITY ANALYSIS OF LIPOPROTEINS - A medical diagnostic method and instrumentation system for analyzing noncovalently bonded agglomerated biological particles is described. The method and system comprises: a method of preparation for the biological particles; an electrospray generator; an alpha particle radiation source; a differential mobility analyzer; a particle counter; and data acquisition and analysis means. The medical device is useful for the assessment of human diseases, such as cardiac disease risk and hyperlipidemia, by rapid quantitative analysis of lipoprotein fraction densities. Initially, purification procedures are described to reduce an initial blood sample to an analytical input to the instrument. The measured sizes from the analytical sample are correlated with densities, resulting in a spectrum of lipoprotein densities. The lipoprotein density distribution can then be used to characterize cardiac and other lipid-related health risks. | 08-26-2010 |
20110089037 | BIOLOGICAL PARTICLES - A medical diagnostic method and instrumentation system for analyzing noncovalently bonded agglomerated biological particles is described. The method and system comprises: a method of preparation for the biological particles; an electrospray generator; an alpha particle radiation source; a differential mobility analyzer; a particle counter; and data acquisition and analysis means. The medical device is useful for the assessment of human diseases, such as cardiac disease risk and hyperlipidemia, by rapid quantitative analysis of lipoprotein fraction densities. Initially, purification procedures are described to reduce an initial blood sample to an analytical input to the instrument. The measured sizes from the analytical sample are correlated with densities, resulting in a spectrum of lipoprotein densities. The lipoprotein density distribution can then be used to characterize cardiac and other lipid-related health risks. | 04-21-2011 |
20130225670 | Methods of Treating Asthma Using Statins - The present disclosure generally provides methods for assessing a subject's responsiveness to a statin therapy, and selection of a statin dose based upon such methods. The disclosure further provides methods for treating asthma by administering a statin therapy. | 08-29-2013 |