{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880001259},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["481:4810000839","470:4700001769","481:4810001278","481:4810000135","470:4700000026","481:4810002315","481:4810000872","481:4810001860","481:4810001400","481:4810001950","470:4700000495","488:4880002191","481:4810000831","470:4700002731","481:4810000691","481:4810001010","479:4790003892","488:4880002668","472:4720000389","479:4790003018","481:4810000226","488:4880002242","481:4810001806","481:4810000945","488:4880001571"],"twin_admin_codes":[481,470,481,481,470,481,481,481,481,481,470,488,481,470,481,481,479,488,472,479,481,488,481,481,488],"twin_sims":[0.535876145391574,0.4152059053536891,0.4091497278768072,0.3648280640472381,0.3406115065538014,0.335746323123388,0.29182352980088433,0.2917902103002362,0.27321406788980235,0.24921085166315105,0.23479796306734083,0.22828485720761207,0.2270842345171182,0.22403288132955196,0.22341551350191166,0.2233584309175106,0.21992947741316174,0.2186080489033677,0.2185155374526451,0.2184218350244873,0.2162236215263807,0.208536144483507,0.2071463575395548,0.20583896674466196,0.20297054170323653],"twin_dists":[0.14507069953358587,0.17219816517555722,0.17363146576503952,0.18443357862532866,0.19061157147996088,0.19188043673637983,0.20383311600750212,0.20384256457250638,0.20921483212108105,0.21650166215710062,0.22109428277642318,0.22323010763224269,0.22362819816792964,0.22464625843565297,0.22485335823244101,0.22487252617907125,0.22602999524485906,0.22647927663064288,0.22651079837582416,0.22654273505979505,0.22729461047092828,0.22996535524894351,0.2304552931008866,0.23091823582705173,0.23194103028271307],"n_dims_used":45,"mean_confidence":0.9207500881618924},"coverage":{"mean_confidence":0.9207500881618924,"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}}