{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001869},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001922","480:4800001870","480:4800001291","480:4800002032","480:4800002097","480:4800001639","480:4800002283","480:4800002510","480:4800001695","480:4800002030","480:4800001813","480:4800001750","480:4800001697","480:4800001979","480:4800002329","480:4800002365","480:4800001811","480:4800001635","480:4800002314","480:4800002466","480:4800001638","480:4800002363","480:4800001696","480:4800002409","480:4800002094"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9295334779815836,0.9194953236172803,0.90608346862094,0.888333949480342,0.8593112362063401,0.8472263507954592,0.8352516842501133,0.8278994622519196,0.7993228660155357,0.7845880150284267,0.768029810603007,0.7654304926965264,0.755862695691614,0.7477140148250568,0.7358821099724999,0.709884354144373,0.7089841656457346,0.701015406369633,0.6956386559429129,0.6872677339971239,0.667124877011315,0.6603086816843707,0.6577696982079729,0.6569283044467238,0.6400844870212413],"twin_dists":[0.049649593146985915,0.05321061584348553,0.057680606288197996,0.0632016648417403,0.07151925142956342,0.07478501419747292,0.07792949353817773,0.07982022053072103,0.08692675669259987,0.09046511254879512,0.09435839237681232,0.09496247518244604,0.09717103579487424,0.09903467573540509,0.10171508331253037,0.10751430263157896,0.10771318730094855,0.1094689263925811,0.11064893607708898,0.1124793063443334,0.11685500261384985,0.11832811065420872,0.11887601484302743,0.11905749344249253,0.12268226204965367],"n_dims_used":42,"mean_confidence":0.9110733213878813},"coverage":{"mean_confidence":0.9110733213878813,"n_dims_used":42,"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}}