{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002119},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001777","489:4890002118","489:4890002196","489:4890001698","477:4770000222","477:4770000267","489:4890001862","477:4770000189","489:4890002365","477:4770000271","489:4890001864","489:4890001866","468:4680000541","489:4890001773","477:4770000230","477:4770000270","489:4890001702","477:4770000779","499:4990003007","489:4890000629","488:4880000518","477:4770001715","489:4890001778","499:4990003222","477:4770001203"],"twin_admin_codes":[489,489,489,489,477,477,489,477,489,477,489,489,468,489,477,477,489,477,499,489,488,477,489,499,477],"twin_sims":[0.7309964781754282,0.7219049595295878,0.6700582642412864,0.6628321576860341,0.6208893821423911,0.6199552143457608,0.5987978141670202,0.562476587529122,0.5521698927329385,0.5496436828083634,0.5455731363559053,0.5417701968296749,0.5380795013318969,0.5148045756312578,0.5131390624474405,0.5126460842721692,0.5121298830744263,0.5089627168928953,0.5051145114530471,0.4946785728655583,0.49452763481503825,0.4863320224357612,0.4791469356485365,0.4679980629522701,0.4644715626028846],"twin_dists":[0.10281378864072081,0.10484689154231838,0.11621997701925964,0.11778312551528908,0.1267993215417724,0.12699945778102092,0.1315303864440521,0.13932400477213222,0.1415452582130858,0.14209064994661955,0.1429703295469318,0.14379321283279997,0.14459282620136743,0.14966229157829572,0.1500270585648803,0.1501350832696603,0.15024822478745198,0.15094304496144315,0.15178878890257372,0.15409125739622723,0.15412465878531623,0.15594283548718146,0.15754454899472287,0.16004532950497793,0.16084051496855545],"n_dims_used":45,"mean_confidence":0.9195880466037326},"coverage":{"mean_confidence":0.9195880466037326,"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}}