{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001263},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960009518","480:4800001846","480:4800001259","480:4800000817","480:4800001858","480:4800002546","480:4800001898","500:5000010402","480:4800001557","480:4800001843","468:4680007032","493:4930001716","480:4800003935","480:4800001958","493:4930003242","480:4800001406","480:4800001376","488:4880003061","488:4880003661","480:4800001091","480:4800004244","469:4690003425","480:4800004589","480:4800002484","496:4960008625"],"twin_admin_codes":[496,480,480,480,480,480,480,500,480,480,468,493,480,480,493,480,480,488,488,480,480,469,480,480,496],"twin_sims":[0.08910325684751758,0.06626585919689851,0.06437657068339062,0.06201125702618191,0.055272652465197504,0.05191063931625189,0.04877135669142176,0.04796997674307339,0.04581368434132179,0.039024127573855,0.03579929263165651,0.034209215514877524,0.034188180288712386,0.03417314256093557,0.032836669124481785,0.03212823622195308,0.031417936685832724,0.0303628424534234,0.030040372003906277,0.028671414339806345,0.027949388120229242,0.027059206402456806,0.026642098370429787,0.026312170828013976,0.026008911398754584],"twin_dists":[0.2856033817223615,0.30258695643208294,0.3041950794997654,0.3062637223847823,0.31253517668150815,0.31590385346518246,0.31921722818797044,0.32009147368536645,0.3225059653440166,0.33078882350189087,0.3351580759812345,0.33743682331837666,0.33746756821679885,0.33748955710467377,0.33947757198329465,0.34055953446635673,0.34166501362718604,0.34334725932508864,0.3438713986434579,0.3461516751624766,0.34739228203410516,0.3489603486168966,0.3497104285617637,0.3503109376721079,0.3508686636436529],"n_dims_used":43,"mean_confidence":0.9200766807378724},"coverage":{"mean_confidence":0.9200766807378724,"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}}