{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010930},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010425","490:4900010766","490:4900011004","490:4900010931","490:4900010934","490:4900010509","490:4900010768","490:4900011239","490:4900010850","490:4900011162","490:4900010590","490:4900011245","490:4900011085","490:4900011090","490:4900010925","490:4900010129","490:4900010770","490:4900010337","490:4900010505","490:4900010998","490:4900010496","490:4900011515","490:4900010591","490:4900010844","490:4900010911"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5408622156654102,0.46925882366814237,0.35425152180431585,0.3194796613654374,0.30582659018626673,0.30354552834336795,0.24265157714902094,0.23481593217914348,0.2268033994401837,0.20450515921424403,0.20214046766631802,0.18657317863974107,0.18356500587769076,0.17865622770266676,0.1685805476228043,0.15918839990710484,0.13686190403521417,0.13128468572224586,0.13076028436420667,0.11845983111225394,0.11437545395379382,0.11267509019721893,0.11125019439084169,0.10575651811077603,0.10483382572755795],"twin_dists":[0.1439898376753283,0.15976154140299437,0.18710475231027038,0.19619746941729077,0.19991704628625975,0.20054771296850296,0.21856982610803632,0.22108844440685754,0.22372151577110186,0.2313926089514277,0.2322388577555064,0.23798816666817518,0.23913744019883532,0.24104171871348495,0.24507020598858006,0.2489844572188616,0.25901954032395014,0.26171479293336963,0.261972617389173,0.2682580315079942,0.270455241689631,0.2713877691280852,0.27217761386388123,0.2752981233469445,0.27583450365154394],"n_dims_used":45,"mean_confidence":0.8935110304090712},"coverage":{"mean_confidence":0.8935110304090712,"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}}