{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012511},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010661","490:4900011221","490:4900010996","490:4900012654","490:4900010745","490:4900011076","490:4900011075","490:4900008006","490:4900011297","490:4900012508","490:4900007288","490:4900010664","490:4900008345","490:4900010650","490:4900008010","490:4900006558","490:4900011887","490:4900011160","490:4900010593","490:4900011159","490:4900012653","490:4900012229","490:4900010915","497:4970001912","490:4900011228"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490],"twin_sims":[0.07201395843516159,0.06427949196638762,0.04431645816928368,0.042445254571113714,0.04190740647383401,0.038281570325070895,0.03231052364988343,0.030027171959937492,0.027779940989947752,0.026906260278138812,0.024091190571362175,0.02350649363989452,0.02319335442414767,0.022796028456554943,0.021673366113239972,0.020751966202955614,0.019733412891297875,0.019371890715502223,0.018899244030411266,0.018693580826577058,0.018511844616095265,0.018239949175530644,0.01812806964363069,0.01799101444560007,0.01735465402591403],"twin_dists":[0.2979138043517324,0.30427874754751993,0.32423909824356417,0.32647564157241377,0.3271338388402614,0.3317669995005066,0.3402792015283776,0.3438929563983476,0.3476874198227755,0.3492342252097381,0.35453161435467895,0.3556986264606882,0.3563340104747603,0.35715101224239687,0.3595281979308212,0.3615606024056823,0.3639008969690831,0.3647569401978223,0.3658974081045107,0.3664014600428493,0.3668509219065096,0.36753062185527824,0.36781288215014524,0.3681607435972338,0.36980694976530515],"n_dims_used":45,"mean_confidence":0.8911268446180556},"coverage":{"mean_confidence":0.8911268446180556,"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}}