{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001062},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000804","496:4960008965","496:4960009183","490:4900000795","487:4870003262","490:4900002033","490:4900000230","490:4900000522","490:4900000136","487:4870004551","487:4870004553","496:4960008676","496:4960008256","494:4940008390","496:4960008967","490:4900000121","496:4960008255","490:4900000692","490:4900001325","490:4900002493","496:4960008574","490:4900001326","496:4960009079","496:4960008151","496:4960008031"],"twin_admin_codes":[490,496,496,490,487,490,490,490,490,487,487,496,496,494,496,490,496,490,490,490,496,490,496,496,496],"twin_sims":[0.6073837610123789,0.5871378384983368,0.46352523361089837,0.4300713168515199,0.4259595091628397,0.423031705258449,0.41018155864028166,0.4003880037255962,0.3911635522376021,0.37897437193584993,0.3748984847694132,0.373290546349401,0.35197219047193856,0.3507052844873578,0.3447681883433968,0.3405562194507375,0.3361221138659063,0.33320066595091286,0.32402059543423095,0.3238412023337592,0.32042772715455187,0.31992145749948614,0.3113516406200078,0.30986979861234126,0.30681730780704997],"twin_dists":[0.12969181530448665,0.13402841555968528,0.1610542568263019,0.16871732973927156,0.16967503936603281,0.1703593060719787,0.17338661315091086,0.17572178364590382,0.1779450645460123,0.1809209595171219,0.18192629756006068,0.18232437362623455,0.18768576519329835,0.18800955317642745,0.1895351625559136,0.190625935692914,0.19178207635600475,0.1925483224027009,0.19498033889052385,0.19502824124908247,0.19594255865219817,0.19607862892970718,0.19840064081905207,0.19880582051057927,0.1996439808598325],"n_dims_used":45,"mean_confidence":0.9106558057996962},"coverage":{"mean_confidence":0.9106558057996962,"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}}