12 years 11 months ago
Algorithms for Complex ML ICA and Their Stability Analysis Using Wirtinger Calculus
Abstract--We derive a class of algorithms for independent component analysis (ICA) based on maximum likelihood (ML) estimation and perform stability analysis of natural gradient ML...
Hualiang Li, Tülay Adali
103views more  JOCN 2011»
12 years 11 months ago
Role for Presupplementary Motor Area in Inhibition of Cognitive Set Interference
■ Proactive interference (PI), which is formed through repetition of certain behavior and lasts for a while, needs to be inhibited in order for subsequent behavior to prevail ov...
Seiki Konishi, Takamitsu Watanabe, Koji Jimura, Ju...
127views Communications» more  ICC 2009»
13 years 2 months ago
Starburst SSD: An Efficient Protocol for Selective Dissemination
Abstract--We present Starburst, a routing-based protocol designed to efficiently disseminate data items to small subsets within a sensor network. Starburst constructs a routing hie...
Tahir Azim, Qasim Mansoor, Philip Levis
13 years 2 months ago
Migrating Protocols in Multi-Threaded Message-Passing Systems
Dynamic software update is a technique by which a running program can be updated with new code and data without interrupting its execution. Often we will want to preserve properti...
Austin Anderson, Julian Rathke
13 years 2 months ago
Rewrite-based verification of XML updates
We propose a model for XML update primitives of the W3C XQuery Update Facility as parameterized rewriting rules of the form: "insert an unranked tree from a regular tree lang...
Florent Jacquemard, Michaël Rusinowitch
133views more  PVLDB 2010»
13 years 2 months ago
RoadTrack: Scaling Location Updates for Mobile Clients on Road Networks with Query Awareness
Mobile commerce and location based services (LBS) are some of the fastest growing IT industries in the last five years. Location update of mobile clients is a fundamental capabil...
Péter Pesti, Ling Liu, Bhuvan Bamba, Arun I...
105views more  PVLDB 2010»
13 years 2 months ago
Destabilizers and Independence of XML Updates
Independence analysis is the problem of determining whether an update affects the result of a query, e.g. a constraint or materialized view. We develop a new, modular framework fo...
Michael Benedikt, James Cheney
13 years 2 months ago
On the Impossibility of Batch Update for Cryptographic Accumulators
Abstract. A cryptographic accumulator is a scheme where a set of elements is represented by a single short value. This value, along with another value called witness, allows to pro...
Philippe Camacho, Alejandro Hevia
107views more  JUCS 2010»
13 years 2 months ago
Algebras and Update Strategies
: The classical (Bancilhon-Spyratos) correspondence between view update translations and views with a constant complement reappears more generally as the correspondence between upd...
Michael Johnson, Robert D. Rosebrugh, Richard Wood
113views more  PRESENCE 2007»
13 years 3 months ago
Perceived Instability of Virtual Haptic Texture: III. Effect of Update Rate
This study investigates the effect of update rate on the quality of haptic virtual textures, with the goal to develop a guideline for choosing an optimal update rate for haptic te...
Seungmoon Choi, Hong Z. Tan