{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007951},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007834","490:4900009784","490:4900007948","490:4900010209","490:4900009587","490:4900001393","490:4900008383","490:4900012077","490:4900007943","490:4900008166","490:4900001653","490:4900011347","490:4900010865","490:4900006614","490:4900011346","490:4900011785","490:4900011208","490:4900008614","490:4900011345","490:4900011216","490:4900006734","490:4900009067","490:4900009871","490:4900006616","490:4900007844"],"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":[0.327960321785738,0.15117853610452303,0.09006658446790954,0.07261217678231044,0.05702110096513389,0.054572911922284584,0.0505975174280666,0.046663927623149214,0.04604815674984153,0.04182720973999059,0.03873258015116377,0.03729176191842371,0.03451934781427346,0.032605523952085935,0.032026134616627094,0.030778427030133133,0.030168047658308956,0.02965057007646521,0.02917355567137325,0.028071704302816764,0.025831333231034072,0.02402768114335972,0.021320962835074984,0.02103664057917215,0.020338660198111348],"twin_dists":[0.193932022453795,0.25245768275074526,0.28496759523244974,0.2974450511033985,0.3108498516862591,0.3132220271727968,0.31726892628815606,0.32154278462123226,0.3222388632095122,0.3272325891470519,0.33117098720653815,0.3330961764607196,0.33698539531597693,0.33982838124568937,0.34071714703475736,0.3426787634192805,0.34366330223898683,0.34451145668869737,0.3453046150515561,0.34718019058883653,0.35119785895873484,0.35465717942293123,0.3602964777829101,0.3609244282324703,0.36249790026615664],"n_dims_used":45,"mean_confidence":0.9280307345920139},"coverage":{"mean_confidence":0.9280307345920139,"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}}