Add Light's kappa (kappam.light, irr 0.85) with chance-product z test - #313

Closed

seonghobae wants to merge 48 commits into

mainfrom

seonghobae-light

Commits on Jul 26, 2026

Add Thurstone (1927) Case V paired-comparison scaling

seonghobae
and
Copilot
committed
4bf9ef1
Add Bradley-Terry MM paired-comparison estimation (choix opt.mm path)

seonghobae
and
Copilot
committed
ab9bedc
Pin extreme-magnitude count behavior for bradley_terry_mm

seonghobae
and
Copilot
committed
f62233e
Add Luce Spectral Ranking (LSR / I-LSR) paired-comparison estimators

seonghobae
and
Copilot
committed
541dbfc
fix(scaling): normalize LSR generator to remove scale-dependent false rejection

seonghobae
and
Copilot
committed
343fc2f
test: update Python LSR overflow fixture to a genuinely overflowing matrix

seonghobae
and
Copilot
committed
75472e7
Add Rank Centrality paired-comparison estimator

seonghobae
and
Copilot
committed
6fff3c4
Add Plackett-Luce rankings LSR/I-LSR estimators (choix lsr_rankings/ilsr_rankings)

seonghobae
and
Copilot
committed
2857594
Fix PL rankings validation gaps from adversarial review

seonghobae
and
Copilot
committed
37f6b88
Add Luce-choice top-1 LSR/I-LSR estimators (choix lsr_top1/ilsr_top1)

seonghobae
and
Copilot
committed
b7af4ba
Reject huge n before unsigned casts in rankings/top-1 wrappers

seonghobae
and
Copilot
committed
b61ed77
Add Kendall circular-triads test and coefficient of agreement u

seonghobae
and
Copilot
committed
7a43c8d
feat: Elo rating system (PlayerRatings elo() semantics)

seonghobae
and
Copilot
committed
356d526
fix(elo): preserve u64 period-label fidelity in Python wrapper

seonghobae
and
Copilot
committed
912f8d8
fix(elo): reject period labels beyond the source float dtype's exact-integer bound

seonghobae
and
Copilot
committed
31bd259
feat(scaling): Glicko rating system with deviation inflation

seonghobae
and
Copilot
committed
b6c8540
fix(scaling): float period-fidelity bound off by one mantissa bit

seonghobae
and
Copilot
committed
bb2a441
feat(scaling): Glicko-2 rating system (Glickman 2022 + PlayerRatings glicko2)

seonghobae
and
Copilot
committed
02cfa6b
fix(glicko2): impl-review round-1 fixes (3 Low findings)

seonghobae
and
Copilot
committed
ab8f7ec
feat(scaling): Stephenson rating system (PlayerRatings steph())

seonghobae
and
Copilot
committed
3514293
fix(stephenson): impl-review round-1 fixes (1 High, 2 Medium)

seonghobae
and
Copilot
committed
3e4fc99
feat(scaling): multiplayer Elo rating (PlayerRatings elom)

seonghobae
and
Copilot
committed
b80dcc7
fix(scaling): reject unsigned player ids above i64::MAX in elom_rating

seonghobae
and
Copilot
committed
0a47ead
Add metrics_rating prediction-quality metrics (PlayerRatings metrics())

seonghobae
and
Copilot
committed
3c46541
Reject string/bool and 0-D inputs in metrics_rating wrapper

seonghobae
and
Copilot
committed
35caf74
Reject object-dtype np.bool_ elements in metrics_rating wrapper

seonghobae
and
Copilot
committed
7449f50
fix: reject object-dtype None in metrics_rating inputs

seonghobae
and
Copilot
committed
89b8810
fix: reject masked arrays in metrics_rating inputs

seonghobae
and
Copilot
committed
9f80291
feat: add fide_rating FIDE-style Elo with kfide K-factor schedule

seonghobae
and
Copilot
committed
86385a5
fix: reject bool/datetime games and complex kv/init in fide_rating

seonghobae
and
Copilot
committed
fc802ea
fix(scaling): reject bool kv/init in fide_rating wrapper

seonghobae
and
Copilot
committed
4750045
fix(scaling): reject 0-d bool array init in fide_rating wrapper

seonghobae
and
Copilot
committed
6bb9057
Add predict_rating and predict_rating_multi (PlayerRatings predict.rating)

seonghobae
and
Copilot
committed
dc60819
Fix predict_rating u64 fidelity and multi nr*np overflow

seonghobae
and
Copilot
committed
4cbba18

Commits on Jul 27, 2026

Add bratt_mm: Bradley-Terry model with additive ties parameter (MM)

seonghobae
and
Copilot
committed
44d5b9b
Fix bratt_mm impl-review findings: overflow guard + object-bool reject

seonghobae
and
Copilot
committed
9e32315
Add fleiss_kappa: Fleiss' multi-rater kappa with exact (Conger) variant

seonghobae
and
Copilot
committed
8c22190
fix(fleiss): reject uint64 overflow and lossy k coercion in wrapper

seonghobae
and
Copilot
committed
11bc1ed
Add icc intraclass correlation coefficients (Shrout-Fleiss taxonomy)

seonghobae
and
Copilot
committed
675a2a3
Reject object-dtype boolean ratings in the icc wrapper

seonghobae
and
Copilot
committed
88c56c0
Reject nested 0-D boolean arrays in object-dtype icc ratings

seonghobae
and
Copilot
committed
21a544c
Unwrap nested 0-D ndarrays in the icc object-array boolean scan

seonghobae
and
Copilot
committed
c51ad5f
fix(reliability): whitelist numeric scalars in icc object-dtype guard

seonghobae
and
Copilot
committed
b9e12f5
fix(reliability): reject object-dtype ratings outright in icc

seonghobae
and
Copilot
committed
9ebd18f
Add kripp_alpha Krippendorff's alpha for inter-rater agreement

seonghobae
and
Copilot
committed
415ab6a
Reject integer rating levels beyond 2**53 in kripp_alpha wrapper

seonghobae
and
Copilot
committed
0332c7f
Add Light's kappa (kappam.light, irr 0.85) with chance-product z test

seonghobae
and
Copilot
committed
25e4773
Fix light_kappa near-unit chanceP false degeneracy (impl-review round 1)

seonghobae
and
Copilot
committed
124d3f8