{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001709},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960003868","496:4960001837","496:4960003183","496:4960003871","496:4960001467","496:4960003337","496:4960002095","496:4960003045","472:4720000722","496:4960001355","496:4960002110","496:4960004010","496:4960001835","496:4960003876","496:4960004165","496:4960001963","496:4960005803","472:4720001106","496:4960002774","496:4960003010","472:4720002024","496:4960001714","472:4720001336","498:4980001153","496:4960001859"],"twin_admin_codes":[496,496,496,496,496,496,496,496,472,496,496,496,496,496,496,496,496,472,496,496,472,496,472,498,496],"twin_sims":[0.6940095549176258,0.6232220177878033,0.557170006515431,0.5486442231848478,0.5393868003140179,0.48560456794316365,0.47446948486338786,0.4617238797567619,0.4347146611034939,0.41854806845535525,0.41619130391047066,0.4115077868041326,0.3813285006118023,0.3749683323962425,0.34726985528825294,0.34184644143542864,0.3337342148022344,0.33350955551889405,0.3266127020262221,0.32391902849469456,0.3238074810874687,0.32043176100792303,0.3152589422270701,0.3114271874651056,0.30856366511689876],"twin_dists":[0.11100577651009277,0.12629951068053974,0.1404669124729194,0.14230653946430877,0.14430947299895214,0.15610466396755396,0.1585913709640586,0.1614615410568143,0.1676402872561984,0.17141105609474264,0.17196581348710477,0.17307229684134598,0.1803426925695602,0.18190902445777185,0.18889065451727882,0.19029104614539474,0.19240810983157658,0.19246713368572843,0.1942898201975029,0.19500745794205118,0.19503724729769378,0.1959414749563657,0.1973375151669429,0.19838001364710303,0.19916387812073535],"n_dims_used":45,"mean_confidence":0.9358924018012152},"coverage":{"mean_confidence":0.9358924018012152,"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}}