{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001080},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001834","488:4880000863","488:4880000161","481:4810000596","470:4700001797","481:4810000187","496:4960009554","488:4880000814","488:4880000820","468:4680000484","470:4700001491","470:4700006143","467:4670000425","468:4680006513","472:4720003340","470:4700006286","485:4850000300","488:4880002498","496:4960009542","488:4880000904","467:4670001641","488:4880000774","472:4720003655","472:4720005162","488:4880000125"],"twin_admin_codes":[479,488,488,481,470,481,496,488,488,468,470,470,467,468,472,470,485,488,496,488,467,488,472,472,488],"twin_sims":[0.331177627337718,0.295326375863202,0.2860052119615574,0.2776131801828136,0.27481674174064064,0.2519303923667803,0.2519182907938469,0.2468507223398756,0.2449397205815505,0.24229489367253415,0.23873899904337256,0.23772694004444353,0.2374816114010249,0.23619719671445216,0.23534709489436662,0.2345490781189853,0.2341461980987362,0.2323528431230662,0.23032556128722353,0.2262191124350597,0.2245688387424827,0.2236240603771077,0.22305089502959616,0.22202667268190976,0.22114052123246236],"twin_dists":[0.19308107751606404,0.2028433424211379,0.20549289902312734,0.20792305701614916,0.20874275072153786,0.21565442160967396,0.2156581787484139,0.21724174151510456,0.21784432288184688,0.2186833177838745,0.2198207229614222,0.2201464561628557,0.22022555170859437,0.2206405280811126,0.22091599554004077,0.22117517845465257,0.221306246825104,0.22189147847730492,0.22255663567519013,0.22391591206299105,0.22446677615553726,0.22478335732583662,0.22497585087562397,0.2253206517971007,0.22561982961262314],"n_dims_used":45,"mean_confidence":0.9209013197157118},"coverage":{"mean_confidence":0.9209013197157118,"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}}