{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003756},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730004118","473:4730003438","473:4730003849","473:4730003841","473:4730004500","473:4730004122","473:4730004596","473:4730004115","473:4730004116","473:4730004203","473:4730004021","473:4730004211","473:4730003933","473:4730004306","473:4730004300","473:4730004298","473:4730003936","473:4730003667","473:4730004501","473:4730004020","473:4730003092","473:4730004015","473:4730003154","473:4730004299","473:4730004297"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.7377276998838086,0.7115619164107151,0.7111116951537372,0.7089585645307174,0.7082580636022948,0.7066143716684486,0.681923774036631,0.6670675459427005,0.6646125063295779,0.6611769839157343,0.6598461664599659,0.6500152201729102,0.6496040305661257,0.6460108987181039,0.6441217233000466,0.6397744370754108,0.6327444360459783,0.6320204050428682,0.6292890495326154,0.6286726827049388,0.6245796598683608,0.6214932109036315,0.6184411018647377,0.6154526755906429,0.6102120730520136],"twin_dists":[0.10129885198478304,0.10714335748365493,0.10724295107006292,0.10771884184513321,0.1078735263501136,0.10823621725841524,0.1136438715416068,0.11686740710333926,0.1173983623912853,0.11814063604501371,0.11842795138505512,0.12054696382209042,0.12063547293999861,0.12140853022983304,0.12181473106833679,0.12274885796945076,0.12425787612424131,0.1244131970038619,0.12499899416757262,0.12513115826609056,0.12600856197166693,0.12666994937869666,0.12732381255050962,0.12796390599967708,0.12908618823916362],"n_dims_used":45,"mean_confidence":0.9134182400173612},"coverage":{"mean_confidence":0.9134182400173612,"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}}