{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001784},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002364","477:4770000086","477:4770000317","477:4770000044","477:4770000229","477:4770000150","477:4770000274","477:4770000230","477:4770000225","477:4770000228","489:4890001783","477:4770000272","477:4770000110","477:4770000227","477:4770000316","477:4770000269","477:4770000325","477:4770000402","477:4770000447","477:4770000442","489:4890001964","477:4770000271","477:4770000441","477:4770000662","477:4770000495"],"twin_admin_codes":[489,477,477,477,477,477,477,477,477,477,489,477,477,477,477,477,477,477,477,477,489,477,477,477,477],"twin_sims":[0.9078825267493917,0.8849364494085167,0.8653971617739531,0.8429908226236693,0.8274509892434759,0.825879495339853,0.8201004921973827,0.8134231598262757,0.8127708066292305,0.8113739881099555,0.801750314275236,0.7942777723329217,0.7883904564086145,0.7819012275776733,0.7467077201882216,0.7439343766597141,0.7004650468608166,0.6986650728886018,0.6838772425013726,0.6786722038601557,0.6711829500601019,0.6691005638367761,0.6467574205119399,0.6459130479240921,0.6344773372911106],"twin_dists":[0.05709761186292533,0.06421618910716265,0.06983498176904811,0.0759069898914007,0.079934640011355,0.08033477836473045,0.08179585424331005,0.08346470862012707,0.08362668961548642,0.08397290794688678,0.08633636439605101,0.08814680857287187,0.08955913533853836,0.09110245921474905,0.09926378380785073,0.09989407468788476,0.10958987654646561,0.10998518220843996,0.11321850387226404,0.11435107964644847,0.11597632118063798,0.11642737628936543,0.12124797014375878,0.12142957374352921,0.12388606235330861],"n_dims_used":45,"mean_confidence":0.9195539686414931},"coverage":{"mean_confidence":0.9195539686414931,"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}}