{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001796},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003343","489:4890003476","467:4670003552","489:4890003116","468:4680003373","489:4890003539","475:4750006855","500:5000005977","468:4680003477","485:4850000184","500:5000011329","493:4930004267","468:4680000133","481:4810004953","481:4810004567","478:4780006660","485:4850000271","468:4680005913","472:4720007247","500:5000011078","500:5000010816","484:4840001901","481:4810004286","468:4680000247","473:4730003255"],"twin_admin_codes":[489,489,467,489,468,489,475,500,468,485,500,493,468,481,481,478,485,468,472,500,500,484,481,468,473],"twin_sims":[0.3975095437368178,0.35823163787127593,0.29435813473828765,0.25004577474472345,0.2041578754125144,0.19494938846002433,0.19297338102684725,0.19243414493063277,0.19174201736604504,0.1846511574329453,0.18224587811094492,0.18032918160601022,0.17602023348550602,0.16473803853300747,0.1634824814430497,0.1602013814944671,0.1507988805963138,0.13924612399073816,0.13763878839676616,0.13474166175365687,0.13345760002853915,0.1333723262550224,0.13292857060020488,0.13001048035222557,0.1272418513749042],"twin_dists":[0.17641299952830455,0.1860948201620366,0.20311623334306558,0.21624092610842086,0.23151646900454395,0.23485496966273423,0.23558551983740153,0.23578578416270507,0.23604340386964906,0.23872095717792877,0.23964560086562006,0.24038861138433684,0.24207965695521766,0.2466520455549532,0.2471746895191754,0.24855436389499758,0.25262562506596975,0.2578924228590522,0.2586506743457513,0.2600342788244826,0.2606546633692346,0.2606960212898856,0.2609115650514252,0.2623426204018644,0.26372297286363716],"n_dims_used":45,"mean_confidence":0.9196836683485243},"coverage":{"mean_confidence":0.9196836683485243,"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}}