{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002075},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002021","480:4800002074","480:4800002020","480:4800002309","480:4800001960","480:4800001897","480:4800001737","480:4800001736","480:4800001689","480:4800002389","480:4800002019","480:4800001524","480:4800001970","480:4800001336","480:4800001914","480:4800001912","480:4800001799","480:4800001611","480:4800001577","480:4800002016","480:4800002450","480:4800001675","480:4800001901","480:4800001401","480:4800002529"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7486236956632171,0.6092891928320892,0.5334404733906656,0.5028455883470544,0.486089577636415,0.4549050672162811,0.4498475123263442,0.4456996958073369,0.4321558011280089,0.42346251899840137,0.4193441975674481,0.4161570884582227,0.4056906658554238,0.37728091074765824,0.3624696733227048,0.35412092561263453,0.33970435486778633,0.3374921239734004,0.3206207721050049,0.3042091140796941,0.3007015745667378,0.29777395669973156,0.28506539009219006,0.284107698116307,0.27772181739903407],"twin_dists":[0.0988273731776051,0.12928380727278843,0.14559941320792316,0.15228824949431566,0.15599676114626498,0.1630084201902886,0.16416120965677525,0.1651102567075015,0.1682332473639855,0.17025849553546527,0.17122395712462063,0.17197387733870778,0.1744542952266382,0.18133801715564354,0.18502574820409093,0.18713798941261017,0.19084741796201513,0.1914239894665154,0.1958907056444545,0.20036396273093862,0.20133787546760504,0.20215585483082518,0.20576289158049166,0.20603856932166972,0.2078913151995854],"n_dims_used":43,"mean_confidence":0.9191287728243096},"coverage":{"mean_confidence":0.9191287728243096,"n_dims_used":43,"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}}