⚡ Bolt: 데이터 프레임 2차원 할당 병목 최적화#156
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데이터프레임의 특정 로우/컬럼 조건 할당 시 S3 메서드 디스패치(`[<-.data.frame`)를 통한 오버헤드를 우회하기 위해 `df[condition, "column"] <- value`를 직접 벡터 참조 방식인 `df$column[condition] <- value`로 대체하였습니다. 이로 인해 불필요한 차원 및 타입 검사를 방지하여 속도가 크게 향상되었습니다.
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Pull request overview
OpenCode cannot approve yet because required coverage evidence did not pass.
Review outcome
1. HIGH .github/workflows/opencode-review.yml:1 - Coverage evidence did not prove required test/docstring evidence
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Problem: The required coverage-evidence job result was
failure, so OpenCode cannot establish approval sufficiency for this head. -
Root cause: Automated approval is only valid when the same-head coverage-evidence job proves supported repository test suites passed and configured docstring gates passed or were advisory, or reports not applicable because no supported source files or package manifests exist. Missing, failed, skipped, unavailable, or unsupported-tooling test evidence is a blocker.
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Fix: Install or configure the repository test/docstring evidence tooling when source files or package manifests exist, rerun the current-head coverage-evidence job, and approve only after it reports
successwith required evidence or explicit no-source not-applicable evidence. -
Regression test: Keep the approval branch checking
needs.coverage-evidence.result == successbefore posting APPROVE, and publish REQUEST_CHANGES when coverage-evidence blocker states such as cancelled, skipped, failed, unsupported-tooling, or below-100 evidence are present. -
Result: REQUEST_CHANGES
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Reason: coverage-evidence result was
failure, so required test/docstring evidence was not proven for current heade7d0e2abba01d0a42af354be2ea1f530d549af31. -
Head SHA:
e7d0e2abba01d0a42af354be2ea1f530d549af31 -
Workflow run: 29763710428
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Workflow attempt: 1
Coverage evidence
Coverage Decision
- Result: FAIL
- Test evidence: not proven passing
- Docstring evidence: not proven passing when configured
- Failure count: 1
Changed-File Evidence Map
flowchart LR
PR["PR changed files"] --> Evidence["OpenCode bounded evidence"]
Evidence --> S1["Changed file (2 files)"]
S1 --> I1["repository behavior"]
I1 --> R1["Review risk: Changed file (2 files)"]
R1 --> V1["required checks"]
OpenCode Review Overview
Pull request overviewOpenCode cannot approve yet because required coverage evidence did not pass. Review outcome1. HIGH .github/workflows/opencode-review.yml:1 - Coverage evidence did not prove required test/docstring evidence
Coverage evidenceCoverage Decision
Changed-File Evidence Mapflowchart LR
PR["PR changed files"] --> Evidence["OpenCode bounded evidence"]
Evidence --> S1["Changed file (2 files)"]
S1 --> I1["repository behavior"]
I1 --> R1["Review risk: Changed file (2 files)"]
R1 --> V1["required checks"]
Evidence --> S2["Test: test-optimization-equivalence.R"]
S2 --> I2["regression suite"]
I2 --> R2["Review risk: Test: test-optimization-equivalence.R"]
R2 --> V2["targeted test run"]
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Validated and strengthened current head
CodeGraph was resynced before and after validation; generated check artifacts were excluded from both the committed source and the clean package build. |
- 2차원 데이터프레임 할당인 `df[condition, "column"] <- value` 로직을 S3 객체 디스패치 및 오버헤드 없이 직접 벡터에 접근하여 수정하는 `df$column[condition] <- value` 로직으로 최적화하였습니다. - 성능 병목을 제거하여 패키지 내 모델 셋업 과정에서 대규모 맵핑 처리 시 지연을 방지하였습니다. - testthat을 통한 기존 동등성 테스트 및 regressions 테스트를 모두 정상적으로 통과함을 검증하였습니다.
There was a problem hiding this comment.
Pull request overview
Note
Copilot couldn't run its full agentic review because it didn't start before the timeout. Make sure your repository has a runner available, or add a copilot-code-review.yml file specifying one with the runs-on attribute. See the docs for more details.
Optimizes autoFIPC by replacing repeated 2D data.frame subsetting assignments (df[cond, "col"] <- ...) with direct column vector assignment (df$col[cond] <- ...) to reduce S3 dispatch/copy overhead during model setup, and adds a test + documentation entry for the change.
Changes:
- Replaced multiple
NewScaleParms[...]/OldScaleParms[...]2D assignments with direct column assignments inR/aFIPC.R. - Added an equivalence test to validate 2D vs direct-column assignment behavior.
- Documented the optimization in
.jules/bolt.md.
Reviewed changes
Copilot reviewed 3 out of 3 changed files in this pull request and generated 4 comments.
| File | Description |
|---|---|
R/aFIPC.R |
Switches inner-loop/initialization assignments and reads to direct column access to reduce overhead. |
tests/testthat/test-optimization-equivalence.R |
Adds regression test asserting equivalence between legacy 2D and optimized 1D assignment patterns. |
.jules/bolt.md |
Documents the optimization rationale and expected performance characteristics. |
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Current HEAD
The suggestion to replace |
Understood. Acknowledging that the remediation is complete. |
데이터 프레임의 조건을 통한 셀 업데이트 시 `[<-.data.frame`의 타입 및 차원 검사 등의 무거운 S3 디스패치 오버헤드를 줄이기 위하여 `df[cond, 'col'] <- val` 구문을 O(1) 리스트 접근으로 전환하는 `df$col[cond] <- val` 형태로 리팩토링하였습니다. 이와 더불어, `mirt::mod2values()` 반환 테이블이 유효한 파라미터 구조인지 사전에 검증하여 (fail-fast) 스키마 무결성 에러를 더 명확하게 포착하도록 개선하였습니다.
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Current-HEAD repair evidence (1e6cf72):
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Superseded by current-head 1e6cf72 evidence: all review threads are resolved, focused regression tests pass 20/20, and R CMD check completes with 0 errors and 0 warnings. A fresh same-head OpenCode review remains required.
Acknowledged. Thank you for the review. |
There was a problem hiding this comment.
Pull request overview
OpenCode cannot approve yet because required coverage evidence did not pass.
Review outcome
1. HIGH .github/workflows/opencode-review.yml:1 - Coverage evidence did not prove required test/docstring evidence
-
Problem: The required coverage-evidence job result was
failure, so OpenCode cannot establish approval sufficiency for this head. -
Root cause: Automated approval is only valid when the same-head coverage-evidence job proves supported repository test suites passed and configured docstring gates passed or were advisory, or reports not applicable because no supported source files or package manifests exist. Missing, failed, skipped, unavailable, or unsupported-tooling test evidence is a blocker.
-
Fix: Install or configure the repository test/docstring evidence tooling when source files or package manifests exist, rerun the current-head coverage-evidence job, and approve only after it reports
successwith required evidence or explicit no-source not-applicable evidence. -
Regression test: Keep the approval branch checking
needs.coverage-evidence.result == successbefore posting APPROVE, and publish REQUEST_CHANGES when coverage-evidence blocker states such as cancelled, skipped, failed, unsupported-tooling, or below-100 evidence are present. -
Result: REQUEST_CHANGES
-
Reason: coverage-evidence result was
failure, so required test/docstring evidence was not proven for current head1e6cf725a286676cc8d7575f8bf0ce74be4be351. -
Head SHA:
1e6cf725a286676cc8d7575f8bf0ce74be4be351 -
Workflow run: 29799648095
-
Workflow attempt: 1
Coverage evidence
Coverage Decision
- Result: FAIL
- Test evidence: not proven passing
- Docstring evidence: not proven passing when configured
- Failure count: 1
Changed-File Evidence Map
flowchart LR
PR["PR changed files"] --> Evidence["OpenCode bounded evidence"]
Evidence --> S1["Changed file (2 files)"]
S1 --> I1["repository behavior"]
I1 --> R1["Review risk: Changed file (2 files)"]
R1 --> V1["required checks"]
Evidence --> S2["Test: test-optimization-equivalence.R"]
S2 --> I2["regression suite"]
I2 --> R2["Review risk: Test: test-optimization-equivalence.R"]
R2 --> V2["targeted test run"]
💡 What:
R/aFIPC.R의 반복적인 2차원 조건부 할당(df[조건, "열"] <- 값)을 직접 열 할당(df$열[조건] <- 값)으로 변경하고,mirt::mod2values()결과에item,name,value,est필수 열이 있는지 먼저 검증합니다.🎯 Why:
[<-.data.frame의 S3 디스패치와 차원 검사 고정 오버헤드를 줄이되, 누락 열이 조용히 생성될 수 있는 직접 할당의 실패 동작은 명시적 스키마 검증으로 차단합니다.📊 Impact: 논리 인덱스 계산과 copy-on-modify는 여전히 O(N)이며, 이 변경은 점근 복잡도를 바꾸지 않고 상수 계수와 메모리 할당을 줄입니다. GROUP/COV, Rasch, 공통문항, BETA, 평균·분산 경로의 기존 결과와 속성을 보존합니다.
🔬 Measurement: CodeGraph 동기화 후 회귀 검증 17/17 통과, 전체
testthat::test_local()통과, 깨끗한 추적 소스R CMD build통과,R CMD check --no-manual --as-cran0 errors / 0 warnings / 기존 저장소 구조 3 NOTEs.PR created automatically by Jules for task 13663887977399682042 started by @seonghobae