{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001290},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003355","490:4900000794","490:4900002451","490:4900001144","490:4900000806","487:4870001860","490:4900000561","466:4660013943","487:4870001017","490:4900003059","490:4900004403","490:4900004023","496:4960005278","487:4870002456","487:4870001679","490:4900000805","490:4900003605","487:4870000844","490:4900000728","487:4870000688","487:4870002748","490:4900002896","487:4870001784","490:4900002463","490:4900003591"],"twin_admin_codes":[490,490,490,490,490,487,490,466,487,490,490,490,496,487,487,490,490,487,490,487,487,490,487,490,490],"twin_sims":[0.41264618906150596,0.3870885034345219,0.37247055269566476,0.3327415239625394,0.3261370304646985,0.31587079367067356,0.31095560353890195,0.3080698127068119,0.28275658212208155,0.26734867514035654,0.2655848516428159,0.2504876848198252,0.2462856278447214,0.22295399212715433,0.22019720519022695,0.21723630662690413,0.2143291147436809,0.20166347162072318,0.1927080006597419,0.18409250081845863,0.18156701459361624,0.1735470062223118,0.172117707379962,0.17106059911618357,0.17020906671960093],"twin_dists":[0.172802848201476,0.17893498868708943,0.18252770378548663,0.19266907940832476,0.1944163074789178,0.19717171766052813,0.1985088208956735,0.19929948741497133,0.2064284509938601,0.21095723483698553,0.21148582997718185,0.21610314836289432,0.21741961487264616,0.22500842760780193,0.2259391892239433,0.22694759690451052,0.22794674708994278,0.23241038253965254,0.2356840294223564,0.23893495691599,0.2399081286657053,0.24306361870031284,0.24363683219261528,0.24406297593308468,0.2444076222526443],"n_dims_used":45,"mean_confidence":0.9171950446234809},"coverage":{"mean_confidence":0.9171950446234809,"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}}