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Measuring Low-Order Aberrations in a Segmented Telescope

This algorithm requires less computation than prescription-retrieval algorithms do.

Posted in: Information Sciences, Briefs, TSP

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Mapping From an Instrumented Glove to a Robot Hand

Fingertip positions can be made to match in a fast, simple calibration procedure.

Posted in: Information Sciences, Briefs

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Application of the Hilbert-Huang Transform to Financial Data

A paper discusses the application of the Hilbert-Huang transform (HHT) method to time-series financial-market data. The method was described, variously without and with the HHT name, in several prior NASA Tech Briefs articles and supporting documents.

Posted in: Information Sciences, Briefs, TSP

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Scheme for Entering Binary Data Into a Quantum Computer

This could be an important step toward making quantum computing practical.

Posted in: Information Sciences, Briefs, TSP

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Encryption for Remote Control via Internet or Intranet

This protocol provides security against control by unauthorized users.

Posted in: Information Sciences, Briefs

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Fuzzy Logic Engine

The Fuzzy Logic Engine is a software package that enables users to embed fuzzy-logic modules into their application programs.

Posted in: Information Sciences, Briefs, TSP

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Telephone-Directory Program

eDirectory is a computer program that makes it possible to view entries in the Jet Propulsion Laboratory (JPL) telephone directory by use of PalmPilot ™ (or equivalent) personal digital assistants.

Posted in: Information Sciences, Briefs, TSP

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