{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010636},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010202","490:4900008845","466:4660004073","490:4900012490","490:4900001394","466:4660003838","490:4900008622","490:4900007978","490:4900004246","490:4900007247","490:4900008284","490:4900010095","490:4900011881","490:4900007246","490:4900012705","490:4900007245","466:4660004138","490:4900009916","490:4900012151","490:4900012082","466:4660010841","466:4660011169","490:4900007741","490:4900012286","490:4900010014"],"twin_admin_codes":[490,490,466,490,490,466,490,490,490,490,490,490,490,490,490,490,466,490,490,490,466,466,490,490,490],"twin_sims":[0.3408526933311689,0.09472375747566959,0.08432792836148988,0.05520722300222932,0.04818846598544164,0.047329528238510124,0.041235701027037,0.036095432911430345,0.02371354783180353,0.023241534746247773,0.021580492522895456,0.020545362870072942,0.018825008772937996,0.017680865127545627,0.017670036102285985,0.017601655369808233,0.016807145289294032,0.01676937008611679,0.015554826559946095,0.015198957899431032,0.014756923087567545,0.01460961181125564,0.01456421262353962,0.014523399571690567,0.014374850535296899],"twin_dists":[0.1905489230388015,0.2819676779323196,0.28883818351188284,0.31259909489165644,0.3198519163295842,0.32079896969915167,0.3279659135358699,0.334743217688719,0.3552825146438782,0.35623576654476724,0.3597296126210773,0.3620270850576278,0.3660787928900499,0.3689565855760641,0.36898459310725074,0.3691617969718467,0.3712662145496679,0.37136842701172307,0.37476764871648505,0.3758078654929877,0.3771302395128851,0.37757869064506533,0.37771770042058367,0.37784299422918816,0.3783016690616962],"n_dims_used":45,"mean_confidence":0.9184168497721354},"coverage":{"mean_confidence":0.9184168497721354,"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}}