{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004547},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004452","489:4890004548","489:4890004589","489:4890004590","489:4890004501","489:4890004498","489:4890004544","489:4890004500","489:4890004195","489:4890004248","489:4890004020","489:4890004510","489:4890004497","489:4890004402","489:4890004673","489:4890004141","489:4890004492","489:4890003965","489:4890004508","489:4890004140","489:4890004298","489:4890004032","489:4890004730","489:4890004191","489:4890004192"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9799227148199848,0.975113779232339,0.9732629358944646,0.9725051051797838,0.9635230813498733,0.9623926853776007,0.9620497775826632,0.9566009074743341,0.939624492242853,0.9236841341898133,0.9203866884078243,0.9153635024615693,0.9066684823141906,0.9043236697205633,0.9015483891468925,0.899270764108076,0.896586741479147,0.8935014092303784,0.8904126517532256,0.8901651719598843,0.879262443867921,0.8672176718816977,0.8664214814080246,0.8660991188214899,0.8658071959855907],"twin_dists":[0.026157104047908844,0.029157396933010612,0.03023649950134754,0.030667958725789264,0.03540543158583594,0.03596032703054702,0.03612709805691063,0.038688212072227744,0.04583482442989729,0.05174976412257511,0.052902578171683375,0.054619602219833946,0.057491551428369744,0.05824633760716535,0.05912971936488558,0.059846949021838076,0.06068356335948899,0.06163426853870024,0.06257478144282139,0.06264966687557617,0.06588410107928805,0.06932555376124702,0.06954867675005458,0.06963886989554118,0.0697204746131776],"n_dims_used":45,"mean_confidence":0.9202341715494792},"coverage":{"mean_confidence":0.9202341715494792,"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}}