{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003613},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004479","489:4890004522","489:4890003807","489:4890004125","489:4890004661","489:4890004523","489:4890004381","489:4890004126","489:4890004370","489:4890003867","489:4890004655","489:4890004570","489:4890004002","489:4890004164","489:4890003927","489:4890004321","489:4890003686","489:4890003674","489:4890003868","489:4890003743","489:4890003883","489:4890004328","489:4890004368","479:4790004181","489:4890003812"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489],"twin_sims":[0.9094890011634215,0.9050805076461714,0.8981516187963859,0.8847953738122389,0.8833541018506852,0.8784392861514534,0.8772216629601861,0.8706552898617553,0.864348854223526,0.8489777789510576,0.8468799755806803,0.8418402886651155,0.8407708664608027,0.8384695425195954,0.8376776831979016,0.8324208851353239,0.826015646702633,0.8237897215346767,0.8148287024526276,0.8031742677629282,0.7854649230503687,0.7835005351358773,0.7827049241659287,0.7790310876110876,0.7770188841194321],"twin_dists":[0.05657293739427046,0.058003574675714965,0.060196897549588596,0.064258052657354,0.06468457151432228,0.06612345843960994,0.06647634663391572,0.06835622439617232,0.070127130244448,0.0743177782250383,0.07487718676934538,0.07620987188981497,0.07649069479412254,0.07709273911077402,0.07729919106121409,0.07866087059499469,0.08030015994889012,0.08086498593475408,0.08311507923666175,0.08598898840736365,0.09025659762284459,0.0907233551294121,0.09091204963043044,0.09178080823991373,0.09225489104978091],"n_dims_used":45,"mean_confidence":0.9172096252441406},"coverage":{"mean_confidence":0.9172096252441406,"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}}