{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011672},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011339","490:4900011608","490:4900010186","490:4900011402","490:4900011106","490:4900010445","490:4900011046","490:4900011933","490:4900009260","490:4900009060","490:4900004946","490:4900004801","490:4900004800","490:4900009685","490:4900009479","490:4900009675","490:4900011599","490:4900010080","490:4900012406","490:4900012543","490:4900010783","490:4900009979","490:4900010555","490:4900010698","490:4900012823"],"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":[0.20316556813690273,0.17742138870859028,0.16909166404719791,0.13326099848403422,0.11365552606186316,0.0693774864674673,0.05906812705123481,0.05632281787604799,0.048514927614674005,0.045089803035506054,0.039790147745777944,0.033370637972264965,0.02989202392396797,0.02986025935372968,0.02765298353205477,0.02390523966456433,0.02372973666855584,0.023375450774790602,0.022355625170082973,0.02175469165472601,0.018809174800576527,0.016827677681908782,0.01420089156708678,0.01374353244843564,0.013388821287535886],"twin_dists":[0.23187117690407466,0.2415265786480167,0.24486175845779395,0.26075004537221746,0.2708487582704834,0.3000180979077902,0.30893009302164615,0.3115177333393264,0.3194956598770612,0.32333787498692756,0.3297961006460896,0.33867515597574627,0.3441141432273425,0.3441662543947061,0.3479095671932566,0.35490007290305997,0.35525011318454647,0.35596362449285396,0.3580711595896757,0.3593524428212797,0.36611756215170876,0.37121074237756135,0.3788441479315898,0.3802988867725105,0.3814568747835107],"n_dims_used":45,"mean_confidence":0.9086023966471354},"coverage":{"mean_confidence":0.9086023966471354,"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}}