{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003891},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850004110","485:4850004258","477:4770000213","470:4700005311","485:4850001751","500:5000003616","485:4850003006","499:4990002548","481:4810001324","481:4810000606","481:4810000974","478:4780003482","499:4990003293","500:5000009727","499:4990002491","500:5000003097","485:4850004179","470:4700007893","499:4990002296","470:4700007984","500:5000005211","470:4700007789","485:4850001812","470:4700005146","499:4990002196"],"twin_admin_codes":[485,485,477,470,485,500,485,499,481,481,481,478,499,500,499,500,485,470,499,470,500,470,485,470,499],"twin_sims":[0.6148709434369405,0.5274556328876349,0.42281453677162,0.4148869529125997,0.35786060757866445,0.33138153993472963,0.32383912817908517,0.30670978685464334,0.29504740955649333,0.28754329829952424,0.28566201370891864,0.28333632722430063,0.2713563454917135,0.26844669945190264,0.2627092393125092,0.259961459286045,0.2597751300024491,0.2592559905558322,0.2580048825065032,0.2575024177082393,0.25634476636696407,0.25310321104929495,0.25054752283780735,0.24965817843414706,0.24653724724085532],"twin_dists":[0.12808849582286877,0.14690067898708295,0.17041013985445222,0.17227342332761456,0.18618872204110945,0.19302729787944684,0.19502879518560234,0.19967359155624084,0.2029219125647924,0.20505218341783932,0.2055914313154719,0.2062610207849962,0.20976417548106804,0.2106292644799135,0.21235232586416622,0.2131858668291336,0.21324258984920672,0.21340076325860138,0.21378277719724773,0.21393652884864428,0.21429148698876246,0.21529084415074412,0.21608450414002284,0.21636189822226168,0.21734038090511368],"n_dims_used":45,"mean_confidence":0.9180289374457465},"coverage":{"mean_confidence":0.9180289374457465,"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}}