{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890000465},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890000200","489:4890000509","485:4850003666","489:4890000510","489:4890000351","489:4890000382","489:4890000475","489:4890000887","489:4890000280","489:4890001384","470:4700001497","489:4890000229","489:4890000581","485:4850001458","489:4890000529","489:4890000356","470:4700000951","481:4810006140","470:4700001650","481:4810005688","481:4810005824","481:4810005423","489:4890000022","489:4890001373","470:4700001214"],"twin_admin_codes":[489,489,485,489,489,489,489,489,489,489,470,489,489,485,489,489,470,481,470,481,481,481,489,489,470],"twin_sims":[0.6322804384440296,0.6253027279773089,0.6140925616850498,0.6121269183791044,0.5718147387066428,0.5650761305707476,0.5572388294160606,0.5511780734255927,0.5485579856007196,0.5309548905084688,0.5261933465608142,0.515937062918538,0.5098195952502148,0.5071692902376236,0.49616553155973525,0.47431300649170155,0.46840845654999713,0.43258090695803325,0.42771231543688865,0.42449627061881173,0.41334766652394694,0.4003179521772079,0.39590982440841616,0.3955242719832682,0.39299413780232],"twin_dists":[0.12435741587199366,0.12585358938490906,0.12825519703769794,0.12867614408960512,0.1373161208057809,0.13876465259327697,0.1404520799506934,0.14175933729851184,0.14232517038474513,0.14613946999948216,0.1471755379576269,0.14941443025630996,0.15075495174327036,0.15133698685142286,0.1537623623592045,0.15862644920183125,0.1599529243390471,0.1681346406796041,0.16926631860336505,0.1700167719810465,0.1726369765040552,0.1757385784913937,0.1767981362055533,0.17689106591928463,0.17750194568642202],"n_dims_used":45,"mean_confidence":0.9161991543240018},"coverage":{"mean_confidence":0.9161991543240018,"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}}