{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730006947},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000335","498:4980000499","498:4980000451","498:4980000123","471:4710000257","500:5000009711","498:4980000692","484:4840002365","471:4710000992","473:4730009256","473:4730007152","498:4980000399","498:4980000067","498:4980000902","476:4760001142","476:4760001452","484:4840004940","476:4760000980","498:4980000493","498:4980000870","473:4730009125","484:4840006008","484:4840005872","473:4730008835","498:4980002581"],"twin_admin_codes":[498,498,498,498,471,500,498,484,471,473,473,498,498,498,476,476,484,476,498,498,473,484,484,473,498],"twin_sims":[0.47951200617346834,0.3812906038041443,0.3352328048204958,0.3324230303168964,0.28168975471068397,0.2765102409304776,0.26196347811346843,0.2564732312620603,0.25616012417422673,0.2554097689266756,0.25397318970123084,0.237094272421046,0.2209938284039486,0.2153118360006081,0.21255802735554524,0.2050147747213371,0.20095230626455893,0.20003784148265352,0.19811471722553714,0.19801826061044042,0.1931098973979745,0.19220777149626023,0.19002025117464183,0.1898110748453942,0.18394820033782863],"twin_dists":[0.15746298482742582,0.1803519878584861,0.1920149427804275,0.1927528984931734,0.20673709341076446,0.2082457457642534,0.21257801026464224,0.21425204725689515,0.21434819550220713,0.21457891614003238,0.2150218398900351,0.22035054088099404,0.22566943254200944,0.22760798675130506,0.22855992988099,0.2312111132376677,0.23266663206004792,0.2329970543576959,0.23369534812373255,0.2337304949399816,0.23553488148889404,0.23586997240537644,0.23668709596811466,0.23676557486943997,0.23899030717344036],"n_dims_used":45,"mean_confidence":0.9219850328233506},"coverage":{"mean_confidence":0.9219850328233506,"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}}