{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002196},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001698","489:4890001777","489:4890002365","489:4890001880","477:4770000222","477:4770000087","477:4770000271","489:4890002118","489:4890002119","477:4770000224","489:4890001961","477:4770000230","477:4770000189","477:4770000270","477:4770000267","489:4890001702","477:4770000154","489:4890001866","489:4890001778","489:4890001785","477:4770000275","489:4890001862","484:4840003401","477:4770000038","477:4770000062"],"twin_admin_codes":[489,489,489,489,477,477,477,489,489,477,489,477,477,477,477,489,477,489,489,489,477,489,484,477,477],"twin_sims":[0.8218511130137912,0.8213168924106311,0.7975256619279416,0.7185629619569992,0.7116790842784922,0.6917512472267286,0.6809318195505285,0.673117803001629,0.6700582642412864,0.640549631490278,0.6177281510653164,0.6137912384584461,0.6100923079699876,0.6041815971197632,0.5435834712315845,0.5415709495943406,0.53915190187797,0.5328845614530756,0.5295914983047274,0.5286515892610628,0.5223374780669765,0.5176876564639162,0.5118223505143707,0.5109038788068486,0.5033438436922588],"twin_dists":[0.08135494380423854,0.08148964548941619,0.08736244015338882,0.10559074534154446,0.10711743389866688,0.11149992987337601,0.1138597261853467,0.11555690403320497,0.11621997701925964,0.12258234591781166,0.12747653024070701,0.12831972810098313,0.12911183407272278,0.13037748714014952,0.14340072601952908,0.14383635492726823,0.14436037685188266,0.14572015412251535,0.1464359266906473,0.1466403956810322,0.14801605527854128,0.14903154838557736,0.15031564379118756,0.15051705755516107,0.1521785157898485],"n_dims_used":45,"mean_confidence":0.9195650736490886},"coverage":{"mean_confidence":0.9195650736490886,"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}}