{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000504},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770000604","477:4770000712","477:4770000556","477:4770003923","477:4770001703","477:4770000396","477:4770000610","477:4770000559","477:4770003808","477:4770001087","477:4770000558","477:4770000270","477:4770000814","477:4770004018","477:4770000200","477:4770000455","477:4770000202","477:4770003848","477:4770000901","489:4890001880","477:4770000510","477:4770003889","489:4890001963","489:4890001961","500:5000000899"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,489,477,477,489,489,500],"twin_sims":[0.8490730945366085,0.7601024780024092,0.7133769975513549,0.6906611726861688,0.642405043662066,0.6403774852949161,0.6379235054898932,0.627107812711634,0.609384641366366,0.6046415999153693,0.5898372215614415,0.5868257640216508,0.5660067599526195,0.562848025373743,0.5624408422731365,0.5609893829216184,0.5530693419627901,0.5511787733843992,0.5503363321482987,0.5442269240341036,0.5405460249796203,0.5353155375030395,0.5242497533081207,0.5218903237115762,0.5168371297904034],"twin_dists":[0.07429229392781127,0.09619518698606139,0.10674154114347777,0.11173824843733089,0.1221837013049268,0.12261932509723128,0.12314634238597005,0.12546666029571119,0.1292633687424985,0.13027898699423038,0.1334498972237228,0.13409530785072846,0.13856448461258145,0.1392440609876806,0.13933169851226207,0.1396441625727719,0.14135116932271946,0.1417591861943162,0.14194107132554679,0.14326150630214882,0.1440583237044736,0.14519234837710257,0.14759903561224064,0.148113618918484,0.14921753243753494],"n_dims_used":45,"mean_confidence":0.9217624240451389},"coverage":{"mean_confidence":0.9217624240451389,"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}}