{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001490},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002801","496:4960011054","496:4960011371","494:4940007294","490:4900008877","466:4660001272","470:4700002131","466:4660003249","490:4900006296","496:4960011559","493:4930007130","496:4960011738","490:4900003091","466:4660001672","493:4930004582","470:4700008472","490:4900008987","470:4700009043","496:4960004714","469:4690001969","488:4880004918","494:4940003243","496:4960011137","496:4960004712","493:4930006880"],"twin_admin_codes":[490,496,496,494,490,466,470,466,490,496,493,496,490,466,493,470,490,470,496,469,488,494,496,496,493],"twin_sims":[0.4071167293588951,0.2740302557339255,0.22168764970982052,0.20638244313017293,0.17630098212596065,0.145389203341749,0.12977481027764234,0.12066679490818343,0.11529877641164048,0.11245656187546078,0.10188891981038055,0.09993883768009716,0.09498461764751641,0.08885731252729916,0.088369312691263,0.0773056446528127,0.07350241269970385,0.06345245405911443,0.061069252753656426,0.05957492051663463,0.05760205912198462,0.054476466014221896,0.05400716344040757,0.05327954578765547,0.051913471214245575],"twin_dists":[0.17411469294260926,0.2089742051974599,0.22543501656446455,0.23072554942123596,0.2419685866429121,0.2550531892140361,0.26245924826326933,0.2670948509290917,0.26995332813426415,0.27150840104086255,0.27757141010677583,0.27874326191015664,0.28180311703200056,0.2857665754902407,0.2860914467344379,0.29387174680621836,0.2967532309715408,0.3049957598915228,0.3071056169130991,0.30846328633358094,0.3102993128338052,0.31331726732856113,0.3137827058668491,0.31451100355800304,0.3159009407088621],"n_dims_used":45,"mean_confidence":0.9154824998643664},"coverage":{"mean_confidence":0.9154824998643664,"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}}