Results 41 to 50 of about 2,214 (225)

Radiocomunicaciones con radio definida por software y GNU Radio [PDF]

open access: yes, 2023
Conocido el origen y las bases de la radio definida por software, se explicará brevemente la fundamentación teórica de las modulaciones analógicas y digitales para proceder a realizar numerosos experimentos de simulación haciendo uso del software GNU ...
Tábara Carbajo, Marta
core  

Converting an Integer to a Decimal String in Under Two Nanoseconds

open access: yesSoftware: Practice and Experience, EarlyView.
ABSTRACT Objective Converting binary integers to variable‐length decimal strings is a fundamental operation in computing. Conventional fast approaches rely on recursive division and small lookup tables. The goal of this work is to develop a significantly faster method for this task.
Jaël Champagne Gareau, Daniel Lemire
wiley   +1 more source

Plug-ins for GNU Radio Companion

open access: yesInternational Journal of Computer Applications, 2012
This paper gives an insight on how to develop plug-ins (signal processing blocks) for GNU Radio Companion. GRC is on the monitoring computer and does bulk of the signal processing before transmission and after reception. The coding done in order to develop any block is discussed. A block that performs Huffman coding has been built.
Soman K P   +3 more
openaire   +1 more source

Evaluating machine learning models for multi‐species wildlife detection and identification on remote sensed nadir imagery in South African savanna

open access: yesWildlife Biology, EarlyView.
This research paper investigates the efficacy of leading machine learning (ML) models for detecting and identifying ungulate species in African savanna using nadir imagery from unmanned aerial vehicles (UAVs). Traditional aerial counting methods, while widely used, suffer from significant limitations in accuracy and precision, in part due to human ...
Paul Allin   +4 more
wiley   +1 more source

Desarrollo de sistemas receptores de AM, FM y ADS-B utilizando radio definida por software, hardware y software libre

open access: yesMaskana, 2015
RESUMEN En el presente artículo se muestra en aplicaciones reales el potencial y la versatilidad de la tecnología de Radio Definido por Software (RDS), para ello, se presenta el desarrollo de diferentes sistemas de comunicaciones de bajo costo ...
Santiago Romero   +3 more
doaj  

Multitype Game Optimisation: A Two‐Stage Fine‐Tuning Framework for Multi‑Game Optimisation With Large Language Models

open access: yesCAAI Transactions on Intelligence Technology, EarlyView.
ABSTRACT Large language models (LLMs) have made remarkable advances in natural language processing, demonstrating great potential in modelling structured sequences. However, adapting these capabilities to machine gaming tasks such as Go remains challenging due to limitations in strategy generalisation and optimisation efficiency.
Xiali Li   +5 more
wiley   +1 more source

Understanding Probabilistic Cognitive Relaying Communication with Experimental Implementation and Performance Analysis

open access: yesSensors, 2019
Efficiently use of the limited wireless spectrum can be achieved by cooperative cognitive relaying, where secondary users (SUs), who do not pay for the licensed spectrum and have better channel condition to the primary users (PUs) destination, can help ...
Amith Khandakar   +1 more
doaj   +1 more source

The Big Data Science Center at the Shanghai Synchrotron Radiation Facility: the architecture of the superfacility

open access: yesJournal of Synchrotron Radiation, EarlyView.
The Big Data Science Center at the Shanghai Synchrotron Radiation Facility has developed a user‐friendly centralized superfacility platform that integrates the entire large scientific facility lifecycle into a single accessible solution for users, while ensuring that the data lifecycle remains compliant with the findability, accessibility ...
Xiaoyun Li   +10 more
wiley   +1 more source

Proposta de arcabouço experimental para rede de sensoriamento espectral usando rádio definido por software

open access: yesRevista Principia, 2019
This paper presents an architecture proposal for a spectrum sensing network using software defined radios. The radios responsible for the sensing are implemented with SDR-RTL, a low-cost radio, capable of receiving signals from several frequency bands ...
Yngrid Keila Silva Cabral   +2 more
doaj   +1 more source

Wildebeest movement responses to electric conservation fencing in the African Savannah ecosystem

open access: yesConservation Science and Practice, EarlyView.
These findings provide GPS‐based empirical evidence of how a newly constructed electric conservation fence alters migratory wildebeests, and show that effects are context‐dependent across habitat type, time of day, and distance to the boundary. While such fences can reduce human–wildlife conflict and support conservation goals, they must be carefully ...
Michael Honorati Kimaro   +5 more
wiley   +1 more source

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