{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001482},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700004995","472:4720000903","485:4850001019","466:4660000233","472:4720003490","479:4790001557","500:5000009739","472:4720003107","499:4990000631","496:4960001561","470:4700003285","472:4720006276","470:4700004652","472:4720001027","472:4720005461","472:4720005893","488:4880000989","472:4720006348","489:4890003496","470:4700000133","496:4960006427","488:4880000478","472:4720006425","488:4880001442","472:4720004351"],"twin_admin_codes":[470,472,485,466,472,479,500,472,499,496,470,472,470,472,472,472,488,472,489,470,496,488,472,488,472],"twin_sims":[0.21277885420558254,0.20082089020757782,0.18583382339945356,0.18145152190843494,0.18090068785862476,0.16491830895221007,0.164657723008375,0.16030963297893328,0.15573571633432673,0.15089726259094452,0.14528642245527584,0.14339042739791383,0.14137175687080378,0.1329397859402851,0.1309385050162969,0.13030504393464087,0.1290620366186783,0.12885457794524896,0.1258506625586318,0.12574347481039544,0.12495751118870085,0.1229890626391765,0.12016479316798181,0.1200395928805272,0.11875502643707803],"twin_dists":[0.22848328744686475,0.23271405263518963,0.23826942258154094,0.23995286062595783,0.24016648395452184,0.2465772420588055,0.246685391659905,0.24850851939217533,0.25046555562876704,0.2525820755229262,0.25509995313077233,0.2559670374667126,0.2568996335954678,0.26090611080577636,0.26188490703206396,0.26219707164638595,0.26281296034873536,0.2629161884638029,0.264425176498774,0.26447952341599285,0.26487910504510803,0.26588830799967983,0.2673579932453512,0.2674237522969841,0.2681014936097844],"n_dims_used":43,"mean_confidence":0.9110590025436046},"coverage":{"mean_confidence":0.9110590025436046,"n_dims_used":43,"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}}