{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001185},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001021","480:4800000983","480:4800001065","480:4800001123","480:4800001114","480:4800000982","480:4800000453","480:4800001184","480:4800001119","480:4800000559","480:4800001060","480:4800000902","480:4800001016","480:4800000943","480:4800001113","480:4800000866","480:4800001118","480:4800000421","480:4800000865","480:4800001020","480:4800000746","480:4800001061","480:4800001179","480:4800000981","480:4800000910"],"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":[0.8888232236797844,0.8579404428644889,0.7932781000550911,0.7644785451793659,0.7353066302670184,0.7303193235689879,0.7253599564642751,0.6703294506795553,0.6466905742297415,0.6173148724212418,0.6156631272195825,0.6095043011822618,0.6045469610478883,0.6040426706498677,0.5804681109798785,0.5726046889110918,0.5603170776086877,0.5511845252534743,0.4977783718014958,0.4855497665516721,0.4803717624731256,0.47645123911265197,0.4725685053721582,0.44513709465566087,0.4107969338126474],"twin_dists":[0.0630545415494948,0.07189478964579107,0.08838747046268111,0.09518325966509354,0.10184473473083647,0.10296572067192389,0.1040759486308907,0.11616123563125996,0.12126234838440653,0.12756505353765082,0.12791883262416895,0.1292377457730847,0.13029925192126363,0.13040723549721617,0.13545858134920047,0.13714643749103214,0.13978893042012214,0.14175794450591336,0.15340594311938166,0.15611685802343056,0.15727097612573177,0.1581474429909929,0.15901777891297275,0.16523924092191558,0.17324071386800752],"n_dims_used":42,"mean_confidence":0.900274185907273},"coverage":{"mean_confidence":0.900274185907273,"n_dims_used":42,"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}}