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Brain of darkness

2003· book-chapter· en· W4388325805 on OpenAlexaff
Douglas Tweed

Bibliographic record

Venuenot available
Typebook-chapter
Languageen
FieldNeuroscience
TopicNeurology and Historical Studies
Canadian institutionsUniversity of Toronto
Fundersnot available
KeywordsAction (physics)BlankCognitive scienceCommunicationHistoryPsychologyComputer scienceNeuroscienceVisual artsArtEngineeringPhysicsMechanical engineering

Abstract

fetched live from OpenAlex

Abstract Present-day knowledge of the brain resembles in some ways earlier Europeans’ knowledge of Africa. Explorers have mapped the coastline in detail, but the interior is mostly uncharted. We know a lot about the input side of the brain, where our sense organs gather information and transmit it centrally. And we understand almost as much about the output side, where commands emerge from the center to activate our muscles. But everything in between, the whole machinery of sensorimotor transformation that converts our sensations and stored knowledge into purposeful action, is more mysterious. Anatomists have brought back reports about the wiring of nuclei and cortices throughout the brain, but still we know little about what these structures are doing. Until we find out, our functional map of the interior will remain mostly a blank page, enlivened with fanciful images. Penetrating the interior, I believe, will require techniques beyond those that have served us on the peripheries. My aim in this book is to present one promising approach, laying out its logic and describing some of its early successes.

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)0.000
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Not applicable · Consensus signal: none
GenreCandidate signal: Other · Consensus signal: Other
Teacher disagreement score0.018
Threshold uncertainty score0.059

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.000
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0000.000
Science and technology studies0.0010.005
Scholarly communication0.0020.002
Open science0.0000.001
Research integrity0.0010.002
Insufficient payload (model declined to judge)0.0180.003

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 head0.049
GPT teacher head0.247
Teacher spread0.197 · 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 designNot applicable
Domainnot available
GenreOther

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
Published2003
Admission routes1
Has abstractyes

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