{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001316},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000260","470:4700001915","470:4700001751","472:4720000009","479:4790002790","481:4810002157","470:4700001602","470:4700002580","470:4700000919","470:4700000900","481:4810002152","479:4790003737","481:4810002689","470:4700000195","481:4810002101","481:4810002574","481:4810002878","479:4790002626","479:4790001178","481:4810000915","470:4700000570","481:4810004972","470:4700003045","470:4700000369","488:4880000580"],"twin_admin_codes":[470,470,470,472,479,481,470,470,470,470,481,479,481,470,481,481,481,479,479,481,470,481,470,470,488],"twin_sims":[0.7156971324024779,0.6350537224966858,0.5620703869294852,0.5501761274773525,0.5493722240558264,0.5313396018409456,0.518670986446911,0.5077071498531186,0.495923332399323,0.4769060668882797,0.4765819237727301,0.47228000940913967,0.4721408326974441,0.46636139429577905,0.4614414182751957,0.46064959852121684,0.45490961347301473,0.45150227974921675,0.44968621801675335,0.44890143315591086,0.441983363646543,0.44076490253777884,0.43995506914313737,0.43745880452565855,0.4297310032419666],"twin_dists":[0.10622720070560451,0.12376237034982075,0.13941143839325976,0.14197566501663536,0.1421492802950579,0.14605584723886247,0.14881661588367331,0.15121880303169294,0.15381591416150006,0.15804564326094372,0.1581181898648385,0.1590825410463561,0.1591137884206525,0.16041412178617728,0.16152545600192636,0.1617047015828454,0.163007386072416,0.16378350604853917,0.16419805308291563,0.16437738717815142,0.16596343959320567,0.16624377225562129,0.16643025847412576,0.16700593992122903,0.1687964516743602],"n_dims_used":43,"mean_confidence":0.91243193870367},"coverage":{"mean_confidence":0.91243193870367,"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}}