{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001540},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002426","480:4800001481","480:4800001929","480:4800002475","480:4800002518","480:4800002288","480:4800001765","480:4800001706","480:4800002425","480:4800001584","480:4800001592","480:4800002474","480:4800001701","480:4800001424","480:4800001928","480:4800001990","480:4800002378","480:4800001646","480:4800002521","480:4800002146","480:4800002041","480:4800001764","480:4800001363","480:4800001989","480:4800001483"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.855452088528085,0.7490514885177353,0.7097322121761604,0.706598278042202,0.7031130445052636,0.6637468937085683,0.6494036876581262,0.6003661231941189,0.5922726188833025,0.5746678334433927,0.5707438277635466,0.5404830835780289,0.5212607888677873,0.5145446411761184,0.5127564874183674,0.5069025753050892,0.4976346758904921,0.4949575484816435,0.4905104829516176,0.4811242112267653,0.4802307315067233,0.4578049222010662,0.4451095190138452,0.43908627950719586,0.4371122108001426],"twin_dists":[0.07257304336509324,0.09872982240006867,0.10754792447473853,0.10823976657187932,0.10900758014277724,0.11758546410274529,0.1206785937877274,0.13119452530295295,0.1329280757105724,0.13670338135578738,0.13754619478055127,0.14407195753220897,0.1482510085365091,0.14971920095848368,0.15011088871999204,0.151395604327221,0.1534376849272443,0.15402953007891557,0.15501472224413027,0.15710302202534246,0.1573024649471333,0.16234956320633973,0.16524556462522164,0.16663047029912262,0.16708597260120422],"n_dims_used":43,"mean_confidence":0.9136062444642533},"coverage":{"mean_confidence":0.9136062444642533,"n_dims_used":43,"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}}