{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730001591},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730001679","473:4730001925","473:4730001314","473:4730000854","484:4840006256","484:4840005478","473:4730001401","498:4980003112","473:4730001759","473:4730001758","473:4730001487","473:4730001590","484:4840001803","500:5000006489","485:4850001419","484:4840003493","484:4840003395","468:4680000351","473:4730001281","477:4770000555","473:4730001302","498:4980003873","485:4850000283","473:4730002478","473:4730002279"],"twin_admin_codes":[473,473,473,473,484,484,473,498,473,473,473,473,484,500,485,484,484,468,473,477,473,498,485,473,473],"twin_sims":[0.5907528506918212,0.525239718576042,0.3675959914664339,0.36207182233104435,0.29996102849024864,0.29928499487068666,0.2726684632556627,0.235175109909976,0.2241764917414727,0.21682073278609543,0.21429359185266286,0.21115701234459425,0.21015277766494306,0.20525036118972634,0.2011576772034517,0.1993125330204536,0.19352336002257695,0.18839094564124156,0.18371563964978418,0.18250817725876903,0.18106135144765242,0.18054068776041263,0.17774815799566715,0.17678081727000738,0.1764873376922841],"twin_dists":[0.13325369705507173,0.14738328417498558,0.18374103360454644,0.18512583696097598,0.20154434277568595,0.20173308413907068,0.20937593267717017,0.22097180477885212,0.22459813794761568,0.22708986827797387,0.22795901203862137,0.22904744171617908,0.22939823743636537,0.2311273152734172,0.23259256810763526,0.23325987018439479,0.2353816666086948,0.23729998579979705,0.23907957639354005,0.23954435045184622,0.24010412825765462,0.24030634724611738,0.24139803992819273,0.24177904448453016,0.24189492981392371],"n_dims_used":45,"mean_confidence":0.9162243313259548},"coverage":{"mean_confidence":0.9162243313259548,"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}}