{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003830},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004225","480:4800003986","480:4800003831","480:4800004747","480:4800005342","480:4800004397","480:4800004649","480:4800004062","480:4800005268","480:4800004065","480:4800005341","480:4800005092","480:4800004310","480:4800005003","480:4800005090","480:4800004485","480:4800004660","480:4800004311","480:4800005000","480:4800005270","480:4800004909","480:4800003980","480:4800005088","480:4800005258","480:4800005093"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.49546158384639516,0.467644340488875,0.41432552084042457,0.3520935957752306,0.30945934536349906,0.3031382969917373,0.299125077115893,0.28121254761239994,0.2747511985503607,0.27290167809024135,0.25777443489770635,0.25504134438073006,0.2527604702322988,0.249999169593705,0.23905071544545375,0.23364499014358364,0.22935760238054917,0.22856813244340105,0.2248736747954222,0.22370858106582592,0.22098001612190493,0.22020112011997012,0.21881150417971987,0.21575708519489434,0.2110677939018407],"twin_dists":[0.15391803057358366,0.1601249966714458,0.17240595626978894,0.18765476912296108,0.19891824684612797,0.20066059287028795,0.20177776795600136,0.20687538253541365,0.20876202385931877,0.20930704715069723,0.2138532694986523,0.21469235721518487,0.21539698375880853,0.2162554656286202,0.21972057758233682,0.22146951063759435,0.22287558744548885,0.22313638417669793,0.22436481928242172,0.2247549994711428,0.22567410418154202,0.22593786193428228,0.22640998409448515,0.22745484524926904,0.2290785612900052],"n_dims_used":43,"mean_confidence":0.9187199792196584},"coverage":{"mean_confidence":0.9187199792196584,"n_dims_used":43,"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}}