{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001146},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001147","492:4920006311","492:4920004874","492:4920006782","491:4910001829","491:4910000838","492:4920004983","491:4910002023","492:4920004384","492:4920005615","491:4910000842","492:4920007032","492:4920004584","492:4920004040","491:4910001409","492:4920004284","492:4920004665","491:4910001934","491:4910000961","491:4910001642","492:4920006903","492:4920005841","492:4920004463","492:4920006993","491:4910001356"],"twin_admin_codes":[491,492,492,492,491,491,492,491,492,492,491,492,492,492,491,492,492,491,491,491,492,492,492,492,491],"twin_sims":[0.39869460296209247,0.32809634208440663,0.3195705196704124,0.31740467615823487,0.3155266685483906,0.2997270631778885,0.2963644923437545,0.2929023416809642,0.28331602171776166,0.27885662501950054,0.2766555937570019,0.27422341818833323,0.25592018922444926,0.25251234241301385,0.24511665397176746,0.23989716050722468,0.2381062936651288,0.23447957019517313,0.23282785539160597,0.22716717812348872,0.22406747008158304,0.22261812566342756,0.21568681053074795,0.21226322918822044,0.2106691617177616],"twin_dists":[0.1761281511134523,0.19389595371731855,0.1961730215478933,0.19675686826738753,0.19726494515179105,0.20160963520162453,0.2025513434664285,0.2035275377092857,0.2062668815119682,0.2075601964263911,0.20820317474135616,0.20891732182975062,0.21442192455186376,0.21547388088654026,0.21778840496819088,0.21944906725990548,0.2200242547867045,0.22119778082885116,0.22173617815337332,0.2236006517897875,0.22463466667747642,0.22512141203734942,0.22747900174246719,0.22866232963843025,0.22921771416563344],"n_dims_used":45,"mean_confidence":0.899245113796658},"coverage":{"mean_confidence":0.899245113796658,"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}}