{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000624},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000741","470:4700007143","467:4670001157","489:4890000516","489:4890000569","489:4890000563","470:4700006437","467:4670000212","467:4670000429","470:4700004132","499:4990000847","489:4890000681","467:4670001101","467:4670001158","467:4670000989","496:4960005398","467:4670000321","470:4700007154","470:4700007710","489:4890001415","496:4960004481","468:4680000479","489:4890000730","470:4700006604","470:4700006938"],"twin_admin_codes":[489,470,467,489,489,489,470,467,467,470,499,489,467,467,467,496,467,470,470,489,496,468,489,470,470],"twin_sims":[0.7407245036387934,0.6699588980118549,0.6437918731262038,0.6135209903630156,0.6132844515782508,0.6072855410261894,0.5979409248764546,0.5969968819176948,0.59490799852883,0.591709333632289,0.5800326480237216,0.5784774965183475,0.5775653627965822,0.576340113739319,0.5717891656235145,0.5604234820378177,0.5527423831175551,0.5472370095171052,0.5458156844220542,0.5445301144210929,0.5438581053707222,0.5390150118381986,0.5371306966342365,0.536668804102099,0.5346935441710067],"twin_dists":[0.10062155509614017,0.11624149914392912,0.12188563682526597,0.12837760348916202,0.12842825931757673,0.12971284687576312,0.13171390254150142,0.13191609241842966,0.13236351415065692,0.13304875901703242,0.13555199863523337,0.13588566367259836,0.13608140207283115,0.13634437666378932,0.1373216143792327,0.1397660167255744,0.1414217168558223,0.14261061807640077,0.1429178814470288,0.14319591714270463,0.143341301602514,0.14439004366596367,0.14479856000129582,0.14489873999631273,0.14532734733531788],"n_dims_used":45,"mean_confidence":0.9156012641059028},"coverage":{"mean_confidence":0.9156012641059028,"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}}