{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004515},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790001649","479:4790001495","473:4730007528","466:4660008234","488:4880002437","488:4880005945","488:4880002492","472:4720001308","484:4840001656","484:4840008581","479:4790001418","481:4810005227","484:4840006727","496:4960010981","477:4770002744","470:4700000058","479:4790001494","473:4730004918","490:4900002209","494:4940002357","476:4760000711","484:4840001401","475:4750000024","473:4730005504","472:4720004483"],"twin_admin_codes":[479,479,473,466,488,488,488,472,484,484,479,481,484,496,477,470,479,473,490,494,476,484,475,473,472],"twin_sims":[0.04158471032139413,0.012459465420967342,0.00969280232107523,0.0063642231853722414,0.0034759698371915207,0.003126064434775002,0.002185714154889096,0.0018270134364108018,0.001776861892461093,0.0004427991338223558,0.0004152707001343337,0.0004065432323635933,0.0003942066777205409,0.0003084189873996119,0.00028439139680866584,0.00026662622320454475,0.00015714714505504868,0.00014612043891066442,0.00014216738113642717,0.00011128763449879448,0.00009939402936446619,0.00008190751254612994,0.00003394415923219688,0.00002613584981898505,0.000018545279839120117],"twin_dists":[0.32753216458121864,0.38462476524045847,0.3954831339354072,0.4130361179764265,0.4370380414994928,0.4411138899796639,0.4545908599088233,0.4611942578311866,0.46221111012909133,0.510404894816312,0.5125216526016521,0.5132202077302646,0.5142319675301227,0.5222198500506089,0.5248330429815703,0.5269020208486891,0.5435624478793988,0.5458153403813356,0.5466622347429162,0.5541667643047429,0.5575963699543516,0.5634194118666277,0.5892007367059565,0.5966373060193317,0.6062592053451895],"n_dims_used":45,"mean_confidence":0.8990895589192708},"coverage":{"mean_confidence":0.8990895589192708,"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}}