{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001776},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001103","490:4900001775","490:4900002832","490:4900004495","490:4900001931","490:4900002677","490:4900001635","490:4900001368","490:4900001230","490:4900003533","490:4900001105","490:4900002833","490:4900001929","490:4900001498","490:4900001774","490:4900004212","490:4900003118","490:4900004491","490:4900003668","490:4900002678","490:4900001921","490:4900004496","490:4900001779","490:4900003799","490:4900002839"],"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":[0.5783158373435981,0.3581068506588641,0.3551301007355363,0.3272884747252853,0.2910568573638224,0.283806200291799,0.27912647847175637,0.2782039454202385,0.2630867069808424,0.22809959418204595,0.2256980828247273,0.21707328958694144,0.20129618226484794,0.1970802335829972,0.18399157409592,0.18189848646605228,0.15612352524754777,0.14949123049726323,0.14053099523501875,0.13635211028617755,0.13175018653981338,0.13087076586772373,0.12167591623324153,0.11107028771674803,0.10949934508854743],"twin_dists":[0.13592035278606338,0.1861263962527411,0.1868813162154067,0.1941102984745057,0.20405068744509972,0.2061254732301183,0.20748157827344052,0.20775053742576796,0.21223824838011746,0.22329144472589393,0.22408954340112197,0.22700338381658794,0.23254264771106964,0.23407291176561273,0.2389736668088519,0.239779856493453,0.2502980095173053,0.25320646246735296,0.2572909773432549,0.25926244373217006,0.26148657677882864,0.2619182338851791,0.266568401915315,0.27227789359999516,0.2731589124301275],"n_dims_used":45,"mean_confidence":0.9147382948133681},"coverage":{"mean_confidence":0.9147382948133681,"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}}