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Record W2111527567 · doi:10.1109/lcn.2008.4664207

Optimized resource allocation for the uplink of SFBC-CDMA systems

2008· article· en· W2111527567 on OpenAlexaff
Taimour Aldalgamouni, A.K. Elhakeem

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldEngineering
TopicAdvanced Wireless Network Optimization
Canadian institutionsConcordia University
Fundersnot available
KeywordsComputer scienceSubcarrierTelecommunications linkBit error rateCode division multiple accessResource allocationBase stationMIMOBandwidth (computing)Reduction (mathematics)Channel (broadcasting)Spectral efficiencyComputer networkElectronic engineeringAlgorithmOrthogonal frequency-division multiplexingEngineeringMathematics

Abstract

fetched live from OpenAlex

In this paper we present an optimized resource allocation algorithm for the uplink of space frequency block coded code division multiple access (SFBC-CDMA) systems. The algorithm allocates appropriate base transceiver stations (BTS), antenna array sub system and frequency subcarrier blocks to users such that the pair wise cross correlation between the users is minimized while maximizing the channel coherence time. The intermediate effects such as reduction of the channel estimation error and higher signal powers culminate into more cost effective multiple input multiple output (MIMO) operation. The proposed algorithm shows a noticeable improvement in the bit error rate of the users and the bandwidth efficiency of the system compared to random resource assignment.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.001
metaresearch head score (Gemma)0.002
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Simulation or modeling · Consensus signal: Simulation or modeling
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.003
Threshold uncertainty score0.007

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0010.002
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0000.000
Scholarly communication0.0010.001
Open science0.0000.000
Research integrity0.0000.000
Insufficient payload (model declined to judge)0.0010.000

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.015
GPT teacher head0.206
Teacher spread0.191 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designSimulation or modeling
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations0
Published2008
Admission routes1
Has abstractyes

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