{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003506},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003374","490:4900003375","490:4900002373","490:4900002822","490:4900002817","490:4900003773","490:4900004336","490:4900003239","490:4900004475","490:4900003781","490:4900003373","490:4900004476","490:4900003504","490:4900003107","490:4900003640","490:4900002971","490:4900005436","490:4900002972","490:4900002066","490:4900004472","490:4900002823","490:4900003777","490:4900004337","490:4900003242","490:4900003369"],"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":[0.2594045620913204,0.2478465774210784,0.17286921678125602,0.16897811680516348,0.16711305703110002,0.14854711935081996,0.14785932697226326,0.145798897041895,0.1443344350956317,0.14387031532517097,0.1422096649228264,0.13874482272632493,0.1346591660720079,0.13332564619458948,0.1307284053844706,0.1298262396602885,0.12927825189717904,0.12657300940734967,0.12456491546306449,0.12219373005974075,0.12086857206415809,0.11568038264239856,0.11147369031563302,0.11105917585567517,0.1091340553547227],"twin_dists":[0.2133554755643389,0.21692891438792544,0.24333502033761473,0.24490802701407843,0.24567122745119235,0.25362815299219915,0.25393660437266136,0.2548670270569841,0.2555342639830719,0.25574677297321896,0.25651133806608567,0.2581282040949031,0.2600740022066105,0.2607186696165478,0.26198831596602357,0.2624337833765492,0.2627055084632255,0.264059840984613,0.2650794148209973,0.2662995552680613,0.26698931767135925,0.2697467909622932,0.27205321182215764,0.2722840914490979,0.27336517467380794],"n_dims_used":45,"mean_confidence":0.8998150295681424},"coverage":{"mean_confidence":0.8998150295681424,"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}}