Abstract: Based on the need to update the language and tools used to teach Procedural Programming during the first year of computer science careers, a cross descriptive research was conducted by assessing different programming languages. The analysis involved a total o

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Abstract: At present there are different TCP versions providing different performances. In this work the three of them: Reno, CUBIC and Vegas are considered. We simulate a WAN type network analyzing the throughput and performance of these TCP variants in order to disco

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Abstract: Fading and obstacles constitute major threats to effective quality of service (QoS) delivery in wireless local area network (WLAN) environments. In this contribution, we investigate the signal quality of indoor and outdoor WLANs over a defined coverage area.

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Abstract: This document presents a quantitative analysis of the direct and relative throughput of IEEE 802.11e. The global throughput of an 802.11e WLAN is determined by EDCA (Enhanced Distributed Channel Access) parameters, among other aspects, that are usually config

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Resumen: Internet world is characterized by many users among which are crackers and thieves. Hence, the need for a secured system to safely exchange confidential information among users across the web is required. Of such tool is steganography that simply hides the us

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Abstract: We present here the first visual interfa e for a Mex- i an Spanish Sign Language translator on its first development stage: sign-writing re ognition. The software was developed for the unique hara ter- isti s of Mexi an linguisti s and was designed in order t

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