{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002477},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004848","494:4940007390","490:4900002311","490:4900003335","487:4870011566","490:4900004443","490:4900004432","494:4940007600","494:4940007700","490:4900004311","494:4940007283","494:4940007278","494:4940007706","490:4900004978","490:4900002633","494:4940008314","490:4900003224","470:4700005546","494:4940008608","487:4870002755","493:4930004307","470:4700006399","494:4940008686","487:4870011788","487:4870011592"],"twin_admin_codes":[490,494,490,490,487,490,490,494,494,490,494,494,494,490,490,494,490,470,494,487,493,470,494,487,487],"twin_sims":[0.4822453892588535,0.44242458571832216,0.4390118813125442,0.41399179218446064,0.4030514990866041,0.3976318582281821,0.3910236231074465,0.38502066493011244,0.38439243104503257,0.37342705746117266,0.36752625897790636,0.33523617359947644,0.32861464112526434,0.3250569345214124,0.31025465398163266,0.30486405059086236,0.29751311289975285,0.2966329112571804,0.2921889403386867,0.29144673224790657,0.29028210145063216,0.2901375350551309,0.28601241302596364,0.28380848814904897,0.2827380353917141],"twin_dists":[0.15685291792180425,0.16586200113683627,0.16664762251550355,0.1724847738225269,0.17508419429773744,0.17638358127615528,0.17797897610912222,0.17943919689514806,0.17959263619455385,0.18229054496056718,0.18375844872767025,0.1920140600309094,0.19375859095385245,0.19470389912454988,0.19870048315474712,0.2001828352598754,0.20222896317340466,0.20247594131201932,0.2037295368660756,0.20394000362317302,0.2042708994907296,0.20431202892460373,0.20549083235692334,0.20612481356728604,0.20643381070493708],"n_dims_used":45,"mean_confidence":0.9176930745442708},"coverage":{"mean_confidence":0.9176930745442708,"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}}