{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000004302},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002385","500:5000001559","500:5000002625","500:5000003407","500:5000001801","499:4990002002","499:4990000539","499:4990000816","499:4990000897","470:4700003760","469:4690004052","496:4960004181","499:4990001186","470:4700005508","499:4990000836","467:4670000801","500:5000004839","470:4700002128","499:4990003334","466:4660003544","499:4990000947","470:4700004274","472:4720002318","485:4850000426","473:4730002038"],"twin_admin_codes":[500,500,500,500,500,499,499,499,499,470,469,496,499,470,499,467,500,470,499,466,499,470,472,485,473],"twin_sims":[0.3997249618833696,0.36369336130068225,0.3236128390531491,0.28098408324908525,0.2735387164059816,0.2515640976374535,0.2322666210729466,0.23115254712336983,0.22246011014133266,0.20974369018847155,0.20853596025638463,0.20608396596491987,0.1960718281924581,0.19233750170264552,0.18838801232969926,0.18365602435778658,0.18159169810597742,0.18098922605250548,0.18030034910702042,0.17943501778433651,0.17820471384434783,0.17740781167086422,0.17677847468187205,0.1696730802334291,0.1696043863041987],"twin_dists":[0.17588080130344613,0.184718249338214,0.19508924121831242,0.20694163920238579,0.20911906705889463,0.21576819502599437,0.22191969025198596,0.2222848354277287,0.22517460730355268,0.22954146485161983,0.22996542004635215,0.2308313297851547,0.2344422800135613,0.23582171731795493,0.2373010925523015,0.2391024727532146,0.23989857099933545,0.24013211624804606,0.24039983091433714,0.24073714856827702,0.24121872893193858,0.24153192298243606,0.24177996895253384,0.2446251905086752,0.24465311048693025],"n_dims_used":45,"mean_confidence":0.9238967895507812},"coverage":{"mean_confidence":0.9238967895507812,"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}}