{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000434},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000120","490:4900000078","490:4900000403","490:4900000620","490:4900000436","490:4900001091","490:4900001741","490:4900004321","490:4900000098","490:4900000165","490:4900000490","490:4900000031","490:4900000731","490:4900003349","490:4900000275","490:4900000682","490:4900000409","490:4900000425","490:4900000249","490:4900000825","490:4900000276","490:4900000518","490:4900000493","496:4960008158","490:4900000166"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,496,490],"twin_sims":[0.6900261639268864,0.6643495751248427,0.6422364236065288,0.6373573075340994,0.6344094483415291,0.6304018291135486,0.620171006492302,0.6198848747379264,0.6099347120629715,0.6043729776915783,0.5862298192388755,0.5855067685122624,0.5627272407857311,0.5554752573487338,0.5447395035944753,0.5348707397805685,0.5297363199418434,0.5289079032387695,0.5281652293979608,0.5181074656317287,0.5123930394001446,0.5078597270051051,0.5006217394140215,0.4989720801286384,0.4947939307417283],"twin_dists":[0.11187701685648528,0.11745520056011788,0.12221993622537032,0.12326790621379312,0.12390063055411411,0.12476036078586725,0.12695322770334638,0.1270145267772745,0.12914558069974966,0.13033650685975845,0.13422305310049307,0.1343780556043039,0.13927005644443452,0.14083224496007055,0.1431506237784741,0.1452888851563656,0.14640442891855984,0.14658462908410483,0.14674622973053641,0.14893977615387646,0.15019054231645965,0.1511852832634044,0.15277838450971212,0.15314235807827084,0.15406573160662676],"n_dims_used":45,"mean_confidence":0.9150763617621528},"coverage":{"mean_confidence":0.9150763617621528,"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}}