{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000221","487:4870005259","490:4900000515","490:4900000266","466:4660014256","487:4870004110","487:4870004973","490:4900000883","496:4960008389","494:4940001182","487:4870004254","490:4900001900","490:4900001476","490:4900000117","490:4900000572","494:4940001219","466:4660011831","496:4960008167","469:4690001653","490:4900001447","490:4900000473","487:4870004422","490:4900000008","490:4900000024","490:4900000603"],"twin_admin_codes":[490,487,490,490,466,487,487,490,496,494,487,490,490,490,490,494,466,496,469,490,490,487,490,490,490],"twin_sims":[0.2926182329290138,0.1814020961841131,0.15579337373365862,0.15415261656619622,0.14559848831944355,0.14415596853508203,0.1415933953997948,0.11941897407687523,0.11209371029932748,0.10898986958953442,0.10807856026686319,0.09749724164065017,0.09678384873590276,0.08637850715212009,0.08471488003185944,0.0772365618392353,0.07087553492339793,0.07072674917801533,0.06888524210046855,0.06866135483942151,0.06670478549688816,0.06648215560032822,0.06645649450908332,0.06604268133154045,0.06358517874633474],"twin_dists":[0.20360794792234316,0.239972010063146,0.25044062646333276,0.25115268924700346,0.2549580430126163,0.25561591934360084,0.2567967577157305,0.26775049658069455,0.271709102132484,0.27344673686093734,0.2739641839237906,0.28023599248227354,0.28067767668365395,0.28743171762140024,0.28857070739985113,0.2939230571445433,0.29881463612549125,0.29893323508300224,0.3004181515665344,0.30060087715881983,0.30221871789753196,0.3024052461286405,0.3024267787432308,0.3027749557368464,0.3048801791012002],"n_dims_used":45,"mean_confidence":0.9155463324652777},"coverage":{"mean_confidence":0.9155463324652777,"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}}