{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003612},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003669","477:4770003623","500:5000003939","500:5000002631","499:4990000487","477:4770003823","499:4990000406","500:5000003232","499:4990000612","499:4990000259","500:5000002630","499:4990000087","500:5000003068","477:4770003724","499:4990000778","499:4990002646","500:5000004310","499:4990000068","499:4990001123","496:4960011953","499:4990000940","499:4990000300","499:4990000860","500:5000001061","467:4670000144"],"twin_admin_codes":[477,477,500,500,499,477,499,500,499,499,500,499,500,477,499,499,500,499,499,496,499,499,499,500,467],"twin_sims":[0.6679853607906164,0.6488173411385906,0.574616718774536,0.5625964485398128,0.551191038024251,0.5505141218618974,0.5181074942387277,0.49968788538179026,0.49697353376758163,0.4941000315444074,0.46770321540539406,0.4600375936344208,0.45867369656667506,0.45064957700047764,0.4497476992177265,0.4244655206682651,0.41658952668193283,0.4146322512592795,0.4122949179963461,0.41180324517719624,0.41123994609164427,0.40768111103275656,0.40040966935550454,0.3909557496026217,0.3855674862120068],"twin_dists":[0.11666879297203465,0.12080478414874443,0.13671435621558273,0.1392982065861375,0.1417565385598833,0.14190268233871042,0.14893976990086188,0.15298438476447143,0.15358376192076906,0.15421930004783174,0.1601117351354681,0.16184331708136812,0.16215246845731382,0.16397807242288856,0.16418400874272282,0.17002395873902873,0.17187198181103247,0.17233353917437325,0.1728859560095154,0.17300233353814662,0.17313573936521226,0.17398043720977627,0.1757165895851942,0.17799542716935365,0.17930573875774272],"n_dims_used":45,"mean_confidence":0.9252858479817708},"coverage":{"mean_confidence":0.9252858479817708,"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}}