{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002096},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001947","490:4900001384","490:4900002701","494:4940009006","490:4900003830","490:4900003140","490:4900003273","490:4900002416","490:4900001962","490:4900002557","490:4900002558","490:4900004247","490:4900002404","490:4900003276","490:4900004242","490:4900002097","490:4900004520","490:4900002853","490:4900004108","490:4900004377","490:4900001957","494:4940007334","490:4900002106","490:4900004241","490:4900001951"],"twin_admin_codes":[490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490],"twin_sims":[0.3634055120902506,0.3189390688184082,0.24257425700110025,0.2298727881190561,0.22048641632612007,0.18240403011828932,0.1483751750142779,0.1378561272531345,0.13304593811271184,0.12210710417747157,0.12060378368150455,0.11966657133273087,0.11581231567423807,0.11440892926976191,0.11134210126645668,0.10965687042739332,0.10175048580061911,0.09850610069440933,0.09813961108909888,0.09792199846209507,0.09774600634258682,0.09574622208868705,0.09514227273266415,0.0921856251219718,0.08925755663816375],"twin_dists":[0.18479053539078935,0.19634301122720402,0.21859441912523428,0.22270571845125037,0.22584117965217357,0.23958454010839192,0.25370516517186764,0.2585477603688097,0.2608545040008295,0.26634447047059934,0.2671278345959953,0.26761998593971,0.2696755064665577,0.2704369903288117,0.2721264334234808,0.2730701294739223,0.2776540175881102,0.27961568709627443,0.2798404472535304,0.2799742161425506,0.28008257118856494,0.2813246945694008,0.28170383447736225,0.28358777988339484,0.28550118003758346],"n_dims_used":45,"mean_confidence":0.9189056396484375},"coverage":{"mean_confidence":0.9189056396484375,"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}}