{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000011297},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002427","500:5000006618","468:4680000385","468:4680002208","498:4980004728","484:4840002427","500:5000005650","489:4890003679","468:4680001310","484:4840005874","500:5000010607","498:4980003317","499:4990000118","498:4980004750","468:4680001334","467:4670001277","500:5000007367","498:4980001671","500:5000010346","478:4780006046","468:4680003718","478:4780002934","498:4980000794","484:4840002711","489:4890004313"],"twin_admin_codes":[498,500,468,468,498,484,500,489,468,484,500,498,499,498,468,467,500,498,500,478,468,478,498,484,489],"twin_sims":[0.5853932421405754,0.3313487532677384,0.2855520048231528,0.2814074166529128,0.2697329224838085,0.23659004578436538,0.20536800645919465,0.2021627910322883,0.19370212175677984,0.19226748747635922,0.18726455585171622,0.16979800696081543,0.16010637443340636,0.1515236032912312,0.15110539864525463,0.14997119765578348,0.14498616843705736,0.14388064252480107,0.1406069641424429,0.13993850336485256,0.12842128722161497,0.12299775513009996,0.12183155693880554,0.12072354649064156,0.11291725865492981],"twin_dists":[0.13440239372034077,0.19303594376889535,0.20562302994291623,0.206818894574774,0.21024613638490583,0.22051344797587896,0.23108549356058436,0.23223083723158705,0.2353154942270086,0.2358477573370234,0.23772586917609986,0.24457443605488777,0.24859461794401383,0.2523053095683361,0.25249001129146437,0.25299283568600767,0.2552367051890727,0.2557420388741773,0.2572555450355281,0.2575678097687412,0.26313219293924794,0.2658838245270697,0.2664875024071296,0.26706515517143536,0.27125429791680017],"n_dims_used":44,"mean_confidence":0.921853325583718},"coverage":{"mean_confidence":0.921853325583718,"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}}