{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006130},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005473","490:4900007829","490:4900006131","490:4900005341","490:4900009149","490:4900006971","490:4900008057","490:4900006253","490:4900006604","490:4900007946","490:4900005603","490:4900006133","490:4900008152","490:4900005733","490:4900007341","490:4900005600","490:4900005465","490:4900008040","490:4900005466","490:4900009398","490:4900006602","490:4900010087","490:4900006127","490:4900011467","490:4900005865"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.27592858736909054,0.2608092428646708,0.11197686985079963,0.10546078724870415,0.10078373940839083,0.10036248299446864,0.08431695926370644,0.0771718698141269,0.07152534123250542,0.06396855969455495,0.06167777739767345,0.05698406278757608,0.053388255982533016,0.04099354352677403,0.03951002046889436,0.03861451318549495,0.03367714695222495,0.028845044075222818,0.028289083820901617,0.02526286951801252,0.02506821811992828,0.02483253657931626,0.023473114679316467,0.017892157339187198,0.016830115896436935],"twin_dists":[0.20841623782616228,0.21292810372642038,0.2717738357959046,0.27546964012344055,0.27823336397549564,0.2784871722182932,0.28884578003913386,0.2939711397807261,0.2982990218234097,0.30454742439576277,0.3065605544982213,0.3108851072365568,0.3144016697645437,0.328268689528527,0.3301572422711346,0.33132644347070206,0.3382194881133324,0.3458573487668154,0.34680521666894243,0.35226498461419986,0.35263515652712213,0.35308669608332505,0.3557660044208564,0.3684130972302697,0.3712041590225366],"n_dims_used":45,"mean_confidence":0.9120661417643229},"coverage":{"mean_confidence":0.9120661417643229,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}