{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002353},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001894","498:4980000487","498:4980000969","498:4980000706","498:4980000628","498:4980002344","498:4980002088","498:4980002432","498:4980002858","498:4980000702","498:4980002498","498:4980002354","498:4980001624","498:4980003347","498:4980001895","498:4980002722","498:4980002002","498:4980002174","498:4980001527","498:4980003215","498:4980002654","498:4980001530","498:4980000433","498:4980001643","498:4980003217"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498],"twin_sims":[0.6969302516251039,0.6966389374772457,0.6807562066518257,0.6652667174712871,0.6048876969134671,0.6021395494940704,0.5735674467139854,0.5694553196593274,0.5691940325570521,0.565619152524784,0.5516133758664741,0.5501999440707613,0.5259490056428714,0.5208185533918119,0.5181111273404331,0.5161695420236745,0.5122943116493683,0.5105210534415556,0.5076759503600812,0.5041589704703304,0.504016159873559,0.5026531351364418,0.4950523611310314,0.49342307023471277,0.49308446102677944],"twin_dists":[0.11036579917962883,0.11042967706929209,0.11389793059497068,0.1172569188501958,0.13022629057718346,0.13081475821020824,0.13693966728151158,0.13782307939945318,0.1378792352808369,0.13864784972842825,0.14166537195436837,0.14197052209215424,0.1472287592290046,0.14834754501954547,0.14893897576587442,0.14936356532650502,0.1502121820388848,0.1506010354732318,0.15122565759284712,0.15199905917227846,0.15203049438030028,0.15233064252757075,0.1540085537244892,0.15436918037271466,0.15444417151865622],"n_dims_used":45,"mean_confidence":0.9323618570963542},"coverage":{"mean_confidence":0.9323618570963542,"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}}