{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001204","498:4980001589","498:4980001202","498:4980001015","498:4980001017","498:4980001107","498:4980000923","498:4980000339","498:4980001112","498:4980001301","498:4980001020","498:4980001395","484:4840001167","498:4980001591","498:4980001110","498:4980001207","498:4980001397","500:5000002880","498:4980000355","498:4980001111","498:4980000509","498:4980001201","498:4980001299","498:4980000215","498:4980001717"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,484,498,498,498,498,500,498,498,498,498,498,498,498],"twin_sims":[0.8489590171164673,0.7534765847288082,0.6290675491519577,0.5958141619903266,0.5724526043902618,0.553460817194599,0.5351152072012267,0.5316897440972217,0.5157035210741253,0.5132377262909404,0.45753678196085273,0.45526237568751904,0.4549241316578431,0.44322114868203966,0.43120585749036444,0.42456244212838684,0.4200612592932274,0.4086443867291238,0.4021406396874329,0.40099501830149054,0.3975160404733955,0.39578296971668264,0.38355995216020017,0.3765410412548696,0.3708436230934154],"twin_dists":[0.07432279383894928,0.09771833353713259,0.1250464904280658,0.13216941477561084,0.13717910373775788,0.1412667097065431,0.1452358251215056,0.14597974960036908,0.14946553334813148,0.1500054418053572,0.16241042208235218,0.16292715623526863,0.1630040837073275,0.16567896759938808,0.16845373620390416,0.1700013073702637,0.1710555689375861,0.17375148197955412,0.17530202178104726,0.17557630777738317,0.1764114368730367,0.17682870739278594,0.1797961445630553,0.1815205146155275,0.18293178204435576],"n_dims_used":45,"mean_confidence":0.9254515753851996},"coverage":{"mean_confidence":0.9254515753851996,"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}}