{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001782},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001786","480:4800002355","480:4800002536","480:4800002258","480:4800001840","480:4800002261","480:4800001455","480:4800001668","480:4800001896","480:4800002216","480:4800002528","480:4800001781","480:4800002255","480:4800001785","480:4800001954","480:4800002168","480:4800002305","480:4800002256","480:4800002211","480:4800001893","480:4800001717","480:4800001558","480:4800002307","480:4800002207","480:4800001451"],"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":[0.623158842694795,0.56095292688675,0.5315125751581428,0.5200241811368844,0.513487672660883,0.5088321432966318,0.5051794426145316,0.48972128977518437,0.48769678052116694,0.47910312682096867,0.4763065201238806,0.47503755182281365,0.46473568397965015,0.45903809643586774,0.45612191776464833,0.4383373221553871,0.4334936191220275,0.427025739343947,0.4268426013434496,0.3932232585725012,0.38455661252432477,0.3778070603836467,0.36640946366152455,0.3608039820646813,0.3422285307696493],"twin_dists":[0.12631304847337727,0.13965201206567485,0.14601825303539012,0.14852099830824111,0.14995068444756923,0.1509717143515325,0.15177450444196047,0.15518983353593713,0.1556394330191524,0.1575543381132927,0.15817984068205537,0.15846405763210364,0.1607808864911922,0.16206983865487978,0.1627317625890029,0.16680319168851612,0.16792306167759682,0.16942633247756356,0.16946903264892463,0.17744655150289687,0.17955252512210798,0.18120834225380986,0.18403758516709334,0.18544516536386843,0.19019200090027316],"n_dims_used":43,"mean_confidence":0.9211784185365189},"coverage":{"mean_confidence":0.9211784185365189,"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}}