{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004193},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000010556","500:5000010540","499:4990003734","499:4990004045","488:4880005849","500:5000010457","500:5000009727","499:4990003739","499:4990001020","467:4670000511","499:4990002659","467:4670000512","499:4990003999","500:5000010909","473:4730003418","499:4990002587","499:4990003662","467:4670000969","499:4990003604","499:4990004221","470:4700000130","467:4670000517","467:4670000495","499:4990002398","499:4990002296"],"twin_admin_codes":[500,500,499,499,488,500,500,499,499,467,499,467,499,500,473,499,499,467,499,499,470,467,467,499,499],"twin_sims":[0.6520448870507353,0.5299753680822932,0.49371008815993955,0.45046429135378063,0.44466827092494143,0.4336121140322085,0.42670013382777344,0.41812811845981984,0.4170425852162499,0.3748841193843203,0.36367862206134377,0.3508455077674838,0.3456041266448563,0.33638378317295936,0.32639016953517774,0.3214526459000718,0.3134699496575521,0.3083248284546631,0.3075447570174078,0.30264046128572747,0.2941124623098248,0.2919873791581015,0.2798936515949984,0.27695637653454835,0.2665564796147267],"twin_dists":[0.12010994168268586,0.1463524415015181,0.15430562682621787,0.1640203682979573,0.16534677294439082,0.16789560610596482,0.16950225538185187,0.17150980993218193,0.17176527617433077,0.18192985027104625,0.1847219500224977,0.18797368575074402,0.1893195241618025,0.19171362155748656,0.1943489817933197,0.1956674592798427,0.19782334038860114,0.19922944582481764,0.19944380221784447,0.20079870704727598,0.20318555846176997,0.2037866618077364,0.20725832488097928,0.20811512466863819,0.21119437647877282],"n_dims_used":45,"mean_confidence":0.9325364854600694},"coverage":{"mean_confidence":0.9325364854600694,"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}}