{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003256},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930002399","493:4930001579","493:4930000244","493:4930001592","493:4930000753","493:4930000571","493:4930002739","493:4930002241","493:4930002750","493:4930002410","493:4930002402","493:4930001192","493:4930000982","469:4690001936","493:4930002066","493:4930000203","493:4930002605","493:4930000108","493:4930002535","493:4930003958","493:4930000660","493:4930002057","466:4660000066","493:4930001076","493:4930000190"],"twin_admin_codes":[493,493,493,493,493,493,493,493,493,493,493,493,493,469,493,493,493,493,493,493,493,493,466,493,493],"twin_sims":[0.7125828715340339,0.6961778622109774,0.5731575722520001,0.5601461735650733,0.5592640560278502,0.5446900284025057,0.519455203383693,0.5080634028511907,0.4915189065816934,0.4882200814824937,0.4827239520936498,0.48213865385135835,0.47068275678573546,0.421185834446178,0.40890597627203956,0.4069248738312158,0.3999729355005862,0.3995545912683346,0.3903329176164412,0.38574175378768527,0.3844281739250471,0.3836318795156148,0.38312300184894765,0.3808193981348706,0.38046337205106495],"twin_dists":[0.10691740183411501,0.1105307584141743,0.1370276911500671,0.1398257350506381,0.14001572599387146,0.1431613255716666,0.14864527440806977,0.15114054170328395,0.15479108877275222,0.15552316532847996,0.1567462194221075,0.15687671976742606,0.15944133504691244,0.17079172890144653,0.17368934749377044,0.17416035053977727,0.17582131564979867,0.1759216807284978,0.17814645052464526,0.17926322563079852,0.17958390317864814,0.17977855282767266,0.17990304623935582,0.18046760187155395,0.18055500140981326],"n_dims_used":45,"mean_confidence":0.9226259019639756},"coverage":{"mean_confidence":0.9226259019639756,"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}}