{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850000943},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000181","485:4850000999","479:4790001320","470:4700001600","485:4850000844","469:4690000971","469:4690006493","470:4700000443","485:4850002151","485:4850000452","488:4880000594","485:4850000416","493:4930000549","470:4700001143","500:5000010374","496:4960003818","473:4730004422","478:4780006115","496:4960007728","470:4700001050","496:4960004251","479:4790001790","470:4700002541","485:4850005528","487:4870007679"],"twin_admin_codes":[485,485,479,470,485,469,469,470,485,485,488,485,493,470,500,496,473,478,496,470,496,479,470,485,487],"twin_sims":[0.4996066671057529,0.469500832223519,0.39212285110215805,0.26259841292012037,0.25083462859030486,0.2283086307469646,0.21873905105188726,0.197141398051376,0.1835745537043866,0.18357418881016335,0.18216318231746303,0.17378066475590317,0.15543164846403762,0.15464150456847855,0.1507972153512565,0.1477779709540709,0.14740998070669922,0.14248283185082067,0.13816114310686678,0.1358961292362303,0.13215719709113066,0.12918822996371557,0.12583532060943547,0.1257037124433728,0.12010724318410107],"twin_dists":[0.1530023058946602,0.159707096683451,0.1777127326112969,0.21238583906219233,0.215995087776908,0.22322223904609326,0.22643465512873712,0.2340505500029719,0.23913377154454984,0.2391339117489327,0.2396775437068954,0.24297023233041246,0.2505971363446302,0.2509399417031569,0.25262636237930863,0.2539731597771014,0.2541386934166534,0.2563851174730059,0.2584035340928874,0.25948028380956073,0.2612875332404775,0.2627502298916683,0.2644329531032342,0.26449969288784725,0.2673882137669796],"n_dims_used":45,"mean_confidence":0.9174564785427517},"coverage":{"mean_confidence":0.9174564785427517,"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}}