{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004881},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003969","490:4900000683","490:4900000778","490:4900000278","490:4900000072","494:4940008659","490:4900000217","487:4870004272","487:4870005864","490:4900000132","490:4900000131","490:4900002336","490:4900000402","487:4870010191","490:4900000435","496:4960009460","487:4870011448","490:4900000675","490:4900000340","493:4930006116","493:4930000948","490:4900000599","490:4900000089","490:4900002931","466:4660007638"],"twin_admin_codes":[480,490,490,490,490,494,490,487,487,490,490,490,490,487,490,496,487,490,490,493,493,490,490,490,466],"twin_sims":[0.31254733666713647,0.20693091920247436,0.11157977831359346,0.07994877735767522,0.07052442505683963,0.06585844009846888,0.06488191994224748,0.059920251309035145,0.05689343220553596,0.055460892806667855,0.05533272101425143,0.05323771807021925,0.05264839140243596,0.05194054828754257,0.04856386576473252,0.04814639212561048,0.04533812051690838,0.044457948400152714,0.04236037037419539,0.041872407272017576,0.04164559165402657,0.04160224684864023,0.03996089398449302,0.0380069680309874,0.03739790396535746],"twin_dists":[0.19807450479844924,0.2305314415187177,0.27199422863752243,0.2919357270734327,0.299094835325039,0.3029305468509569,0.30376119903044746,0.3081470709279763,0.3109714556608813,0.31235163266042404,0.3124765506529504,0.3145531205117267,0.31514946031419827,0.31587309717662676,0.31944242795823763,0.31989797658936225,0.32305124641975663,0.3240732303045783,0.32657905107745305,0.32717691553770156,0.3274568157626047,0.3275104512483517,0.3295770261179509,0.3321328063933258,0.3329522206729504],"n_dims_used":43,"mean_confidence":0.9087326582088027},"coverage":{"mean_confidence":0.9087326582088027,"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}}