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translation-meta-profile

The groupant beside tools/translate/src/profile.rs in the Mova repository: what the code computes, what it never does, how to go back from its outputs, its invariants, cost and checks.

Facts

Implementation material. A Mova code model describes this code at one source revision: partial models, finite checks and their stated scope. It is not a reviewed general exposition, and its labels are shown as written, never raised.

Components

componentlabelwhere
approximantpartialapproximant
astpartialsyntax.json
compositionpartialcomposition
costsymbolic source derivedinvariant
descriptantpresentdescriptant
invariantpartialinvariant
testsbounded native receiptstests

Obernants

The typed relations around the forward model: the behaviour complement (what the code never does), the reverse reconstruction (every input compatible with an output) and specialised views.

idtypelabelwhere
behavior_complementbehavior_complementpartial source derived modelbehavior_complement
reverse_reconstructionreverse_reconstructionpartial source derived modelreverse_reconstruction
context_backoffcontext_backoffpartial source derived modelcontext_backoff
delta_thresholddelta_thresholdpartial source derived modeldelta_threshold
logical_multisetlogical_multisetpartial source derived modellogical_multiset
quote_statequote_statepartial source derived modelquote_state

Parts

Model text

descriptant

Description and epoch memory

Aggregate four context levels with count/weight; choose first eligible level, greatest weight and lexical tie. Delta learns coarse-to-fine corrections then optional own words/logic filtering. Encoder selects delta before standard before bare forms, applies typography then recap.

Prospective epoch 2026-10-31

Models predicted metadata loss, bounded coordinate transport and deterministic tie selection before test changes. Production bytes are preserved; only five inline synthetic tests were appended across the group.

Observation epoch 2026-10-31

Selected named native tests are bound in tests.md; raw receipts are external under $MOVA_DATA/runs/octopus-wave32-tr_meta-2026-10-31. Syntax is generated twice and byte-compared. This is partial syntax without macro expansion or semantic resolution.

Gaps

No real annotator/model loads, corpus translation, teacher calls, GPU, full training/evaluation, or language-accuracy claim. No executable percentage surrogate is supplied: an appropriate reference metric/domain is not established. Supported future caps are1/2/5/10 percent only. Residual reconstruction is conditional on retained diagnostics and is not persistent learning.

approximant

Forward relation

Aggregate four context levels with count/weight; choose first eligible level, greatest weight and lexical tie. Delta learns coarse-to-fine corrections then optional own words/logic filtering. Encoder selects delta before standard before bare forms, applies typography then recap.

invariant

Invariant and cost

Domain and preservation

Aligned Seen chunks, valid token i, four level tables; finite nonnegative weights and representable counts. No Annotator instantiation or morph fallback exercised.

Cost

Training four map updates per retained token O(N log C log V) plus key/chunk bytes; choose scans eligible chunks; Delta repeated grouping over4 levels; top/listing O(d log d); recap may scan preceding closers O(n²).

Counters and allocation arithmetic must remain representable. String/map costs include compared bytes; finite evidence is not a throughput estimate.

composition

Local composition

The child isolates the translation-meta-profile-typography relation inside this source. Its observation is a projection of the complete file relation described in approximant.md; costs overlap and must not be added twice. The remaining code supplies context/table inputs and consumes outputs. External joins: meta MTok feeds profile, Hebrew encoder, fwt and rules; meta LCS feeds logic and alignment-based training; Strong labels optionally override IBM ownership. No runtime chain between all children is asserted.

models

Typed models

Subject: exact source hash in manifest; observation is one call or the stated finite training pass. All models are partial source-derived relations, not universal proof. Domain and resource assumptions are in invariant.md. The baseline exclusion is an inner source-derived claim on that domain; reverse is a compatible-antecedent relation. Specialized relations hold fixed the parameters and tables unless stated otherwise. Evidence uses the named checks in tests.md; individual assertions cover only finite parts, other branches remain prospective.

behavior_complement

keep=false tokens contribute no counts. Equal weights never choose lexically later chunk. Logic gate excludes changed logical-word multiset but does not establish event equivalence.

reverse_reconstruction

Tables admit many corpus orders and distributions with same context counts/weights. Chosen chunk identifies an argmax region, not a unique text. Quote removal and recasing admit ambiguous originals.

context_backoff

MIN=[2,2,2,1]; voted fine contexts additionally need votes>=1.999.

delta_threshold

Override requires nc>=right+3 and nc>=0.5*total; gains update predictions before finer levels.

logical_multiset

Compare sorted negations/modals/normalized numbers, retaining multiplicity.

quote_state

Possessive test observes prior emitted token and quote parity; dropped quotes still toggle parity.

tests

Checks and evidence

Exact cargo commands use package translate, binary translate, --offline --locked and -- --exact --test-threads=1. External native-commands.json lists every name; debug and release run twice, numerical status and named outcomes retained. Some tests target other portions of the file; this fragment has source reasoning plus only the overlapping assertions.

Compiled controls mutate production decision expressions and restore exact original bytes; see external mutations.json and restoration receipt. No assertion-only mutation is counted. The evidence summary is authoritative for completed receipts. Scoped source reasoning and finite tests do not establish total branch coverage.

Recorded 2026-10-31 result

This source contributes 3 exact named checks to the 18-check group. Every name passes twice in debug and twice in release, with identical sorted outcomes. A compiled production mutation in profile.rs was rejected by its selected runtime assertion; its original and restored SHA-256 match. All 18 checks pass again after all nine restorations. There were nine rejected production mutations, zero assertion-only mutations and zero surviving controls in this batch. Nine source projections matched byte-for-byte across two generations. No original production bytes changed.

The augmented-registry check has no owned source or fragment diagnostic. Only root-owned inference-core/mova child/source bindings await integration. A first isolated-registry experiment was unsuitable because the checker inspects unrelated existing sidecars; those failures are retained separately and are not counted as semantic controls.

This page in Markdown → https://md.groupants.elamur.ai/free/en/mova/tools/translate/src/profile.rs.groupant/