MétaCan
Menu
Back to cohort
Record W2943147624 · doi:10.1109/iscas.2019.8702349

Efficient Posit Multiply-Accumulate Unit Generator for Deep Learning Applications

2019· article· en· W2943147624 on OpenAlex

Why this work is in the frame

A frame that forgets how it found something cannot be audited. These are the routes that admitted this work.

affAt least one author lists a Canadian institution in the pinned OpenAlex snapshot.
fundA Canadian funder is recorded on the work.

Bibliographic record

Venuenot available
Typearticle
Languageen
FieldComputer Science
TopicNumerical Methods and Algorithms
Canadian institutionsUniversity of Saskatchewan
FundersNatural Sciences and Engineering Research Council of CanadaUniversity of Saskatchewan
KeywordsDatapathComputer scienceAdderPipeline (software)Generator (circuit theory)IEEE floating pointExponentMultiplier (economics)Floating pointCode (set theory)Binary numberParallel computingParameterized complexityArithmeticAlgorithmPower (physics)MathematicsProgramming language

Abstract

fetched live from OpenAlex

The recently proposed posit number system is more accurate and can provide a wider dynamic range than the conventional IEEE754-2008 floating-point numbers. Its nonuniform data representation makes it suitable in deep learning applications. Posit adder and posit multiplier have been well developed recently in the literature. However, the use of posit in fused arithmetic unit has not been investigated yet. In order to facilitate the use of posit number format in deep learning applications, in this paper, an efficient architecture of posit multiply-accumulate (MAC) unit is proposed. Unlike IEEE754-2008 where four standard binary number formats are presented, the posit format is more flexible where the total bitwidth and exponent bitwidth can be any number. Therefore, in this proposed design, bitwidths of all datapath are parameterized and a posit MAC unit generator written in C language is proposed. The proposed generator can generate Verilog HDL code of posit MAC unit for any given total bitwidth and exponent bitwidth. The code generated by the generator is a combinational design, however a 5-stage pipeline strategy is also presented and analyzed in this paper. The worst case delay, area, and power consumption of the generated MAC unit under STM-28nm library with different bitwidth choices are provided and analyzed.

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.

Full frame distilled prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. Learned from the 10,348 direct Codex labels and 10,348 direct Gemma labels. Candidate is the union of thresholded teacher heads; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels or direct frontier model labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.000
Version: codex-gemma-dda1882f352aValidation 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: Methods · Consensus signal: Methods
Teacher disagreement score0.882
Threshold uncertainty score0.324

Codex and Gemma teacher scores by category

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

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 head0.022
GPT teacher head0.302
Teacher spread0.280 · 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

Quick stats

Citations57
Published2019
Admission routes2
Has abstractyes

Explore more

Same topicNumerical Methods and AlgorithmsFrench-language works237,207