{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000816},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000594","490:4900000696","490:4900000605","480:4800004705","490:4900000209","490:4900000500","490:4900000339","490:4900000812","496:4960009176","490:4900000154","496:4960007785","490:4900000135","487:4870005409","490:4900000143","490:4900000235","490:4900000818","496:4960007930","490:4900000609","490:4900000100","490:4900000583","490:4900001591","480:4800004962","490:4900000226","478:4780008331","490:4900000784"],"twin_admin_codes":[490,490,490,480,490,490,490,490,496,490,496,490,487,490,490,490,496,490,490,490,490,480,490,478,490],"twin_sims":[0.44488504510046395,0.36270675127104374,0.31860996634077804,0.2971616512068008,0.28714164875381326,0.2798530100974802,0.26808436535017,0.2670666431827897,0.24219840277484062,0.2344587011222091,0.2234826054139284,0.21360012506556342,0.20864037403471294,0.20513556959866275,0.20407916375226356,0.1992701905713331,0.19682159383314696,0.19668299651559348,0.19604143116799366,0.1955460232645547,0.18955990246543927,0.18900248569198272,0.1845775612810305,0.1844219439903191,0.182320114954695],"twin_dists":[0.16529704702260012,0.18496613218269572,0.1964316822632395,0.20232752915395621,0.20516713345226897,0.2072701425415924,0.21073739839190822,0.21104161024485138,0.2187140384133346,0.2212045678271338,0.22483083339276427,0.2281987201770965,0.2299287012884043,0.23116813834555489,0.23154456187536382,0.2332752333553113,0.23416752374029504,0.23421825889856565,0.2344534345355941,0.23463539916675996,0.23685988980666448,0.23706951183335367,0.23874912291760142,0.2388087047434067,0.23961693417541122],"n_dims_used":45,"mean_confidence":0.915358140733507},"coverage":{"mean_confidence":0.915358140733507,"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}}