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Record W2200129358 · doi:10.1109/iccd.2015.7357140

Shift-aware racetrack memory

2015· article· en· W2200129358 on OpenAlexaff
Ehsan Atoofian, Ahsan Saghir

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldComputer Science
TopicParallel Computing and Optimization Techniques
Canadian institutionsLakehead University
Fundersnot available
KeywordsComputer scienceParallel computingCachePower consumptionLatency (audio)Magnetoresistive random-access memoryRacetrack memoryNon-volatile memoryCPU cacheInterleaved memorySemiconductor memoryMemory managementOperating systemComputer hardwareRandom access memoryPower (physics)

Abstract

fetched live from OpenAlex

In this work, we exploit racetrack memory for L2cache in GPGPUs. Racetrack memory is a memory technology in which several bits of data are packed into the domains of a ferromagnetic wire. While racetrack memory reduces power consumption compared to CMOS technology, it increases access time. To read or write a memory bit, memory cells should be shifted serially until the requested bit reaches to an access port. This increases latency of L2cache and hurts performance. To address this challenge, we use address predictors to pre-shift memory cells ahead of time. Our evaluations using a set of GPGPU applications reveal that our speculative approach is effective and is able to reduce performance penalty of racetrack memory.

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)0.000
metaresearch head score (Gemma)0.001
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: none
GenreCandidate signal: Empirical · Consensus signal: none
Teacher disagreement score0.007
Threshold uncertainty score0.024

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0010.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.001
Science and technology studies0.0010.000
Scholarly communication0.0010.003
Open science0.0030.001
Research integrity0.0010.001
Insufficient payload (model declined to judge)0.0070.002

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 head0.036
GPT teacher head0.276
Teacher spread0.240 · 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

Citations7
Published2015
Admission routes1
Has abstractyes

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