{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002500},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000168","490:4900001094","490:4900000005","490:4900002212","490:4900005009","490:4900002056","490:4900002960","496:4960011383","494:4940008485","466:4660001340","493:4930004583","485:4850004220","490:4900000059","490:4900005801","490:4900002791","470:4700009049","496:4960008686","490:4900005670","466:4660003248","496:4960011293","485:4850004476","490:4900000421","490:4900001097","466:4660002754","466:4660002252"],"twin_admin_codes":[490,490,490,490,490,490,490,496,494,466,493,485,490,490,490,470,496,490,466,496,485,490,490,466,466],"twin_sims":[0.35555522761709063,0.256478584182804,0.19869894247905806,0.19733208737213995,0.18412059780308412,0.18185169016035657,0.17585977065001032,0.1684661343691542,0.14708997141429941,0.14327307893539556,0.13427863964180428,0.12852953698735278,0.12376838527828798,0.12047543857766896,0.11091075645763182,0.10508353054527167,0.09756110792656553,0.09661288940809722,0.09607949527232473,0.09498516307912566,0.09407342809219192,0.09290941614983869,0.09268759606568865,0.09234501789715732,0.0923276836868846],"twin_dists":[0.186773302576437,0.21425040413941912,0.2334827207072593,0.23398086468797105,0.2389241831319164,0.2397979555926537,0.24214319623753805,0.24511692913391359,0.2542828920800561,0.25602098267868256,0.2602574704267918,0.26307817658642907,0.2654872986149443,0.26719505845917735,0.27236692112254574,0.2756889837307678,0.28019657476681437,0.28078390282602056,0.28111628161676305,0.2818027733253452,0.28237949174666377,0.2831222287099251,0.28326460072426213,0.2834850092293483,0.283496178900653],"n_dims_used":45,"mean_confidence":0.9168954637315538},"coverage":{"mean_confidence":0.9168954637315538,"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}}