{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005839},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005838","491:4910005651","491:4910005910","491:4910005793","491:4910005877","491:4910005611","491:4910005504","491:4910005753","491:4910005703","491:4910005799","491:4910005932","491:4910005711","491:4910005508","491:4910005705","491:4910005310","491:4910005357","491:4910005653","491:4910005402","491:4910005840","491:4910005878","491:4910005615","491:4910005656","491:4910005356","491:4910005876","497:4970001261"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,497],"twin_sims":[0.8175158267900722,0.6048623813669995,0.5487958306362972,0.46156069721692117,0.3822628777154075,0.3775064982827306,0.2835042397426346,0.2543667547751823,0.24731008906285323,0.20647161909962064,0.20249532121656877,0.17896890649697914,0.1578472496983285,0.15776841206634387,0.1291718535145478,0.09329953367894905,0.08131784280415871,0.07317276850667148,0.0618874897634622,0.05719985630255651,0.04264938304834219,0.037447692986627076,0.034747840719351816,0.031129658880559477,0.028083765602217866],"twin_dists":[0.08244422150906419,0.1302317113552461,0.1422737871077456,0.16149846406293372,0.18011364989818066,0.18128240805316687,0.20621256633100074,0.21490033878319237,0.21709734053887117,0.23069396572100367,0.23211143501726034,0.24091932298691746,0.24955696098902566,0.24959072497067739,0.26275836797595464,0.2828724871290778,0.2909530469958733,0.297008609821933,0.30637373516844224,0.31067996502051703,0.32622767445116024,0.33288481334169207,0.3366550057739732,0.3421197837296742,0.3471593198490282],"n_dims_used":44,"mean_confidence":0.8837968652898615},"coverage":{"mean_confidence":0.8837968652898615,"n_dims_used":44,"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}}