{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980004200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980003554","498:4980004564","498:4980003434","498:4980004655","498:4980003491","498:4980003436","498:4980004076","498:4980004136","498:4980004565","498:4980003560","498:4980004382","498:4980004615","498:4980003435","468:4680007567","498:4980004513","498:4980004075","498:4980003722","498:4980004745","498:4980004326","498:4980004212","500:5000011447","498:4980004595","498:4980003374","498:4980003556","498:4980004658"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,468,498,498,498,498,498,498,500,498,498,498,498],"twin_sims":[0.8669602436777278,0.7760839549833735,0.7571390536289342,0.7344529325843275,0.7090773395869624,0.6598929845475974,0.6573361816808638,0.6365535174612323,0.6103957585089801,0.5972192905924144,0.5913656377990294,0.5832185529027846,0.5796583189943293,0.5793746917233489,0.5785005898117154,0.5764376572794633,0.5757976402214823,0.5650758809680403,0.5636612531896159,0.562986927061308,0.5599345104432425,0.5586145140474906,0.553782146778318,0.5517552323864269,0.549157779415178],"twin_dists":[0.06939775102458988,0.0924747527711533,0.09687772370170389,0.1020369497535657,0.10769260709572433,0.11841784565784085,0.11896952475051781,0.12344046118359316,0.12904685472884772,0.13186845731550426,0.1331223981562747,0.13486867226799448,0.13563230581646513,0.13569315704078044,0.13588070834117558,0.1363234390721378,0.13646082390509517,0.13876470628547463,0.13906905555274934,0.13921416723584207,0.1398713193921389,0.14015565139532105,0.14119739071776077,0.14163475305344228,0.1421955999750103],"n_dims_used":45,"mean_confidence":0.930301751030816},"coverage":{"mean_confidence":0.930301751030816,"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}}