{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001741},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000291","470:4700000363","470:4700000649","470:4700000450","470:4700001745","470:4700000449","470:4700000645","470:4700000370","470:4700001137","470:4700001435","470:4700000660","470:4700001590","470:4700000365","470:4700000914","470:4700001146","470:4700000371","470:4700000884","470:4700002373","470:4700000880","488:4880005293","488:4880000136","470:4700002566","488:4880005757","488:4880004804","488:4880004710"],"twin_admin_codes":[470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,470,488,488,470,488,488,488],"twin_sims":[0.9478848757675875,0.9319460238691757,0.9048981665174372,0.8950142561631118,0.8931123769797161,0.8676870394246415,0.8382215967987207,0.8353251994642487,0.834980439584182,0.8279285698672165,0.8071718246914054,0.8001873693167236,0.7976434750194842,0.7957352117352471,0.7933919673207825,0.790523960782527,0.7820670480505594,0.7635846966414811,0.7570981067520923,0.736864234059813,0.7338986285411786,0.7313498279231323,0.7299773943535661,0.7295874644239003,0.7281183271683063],"twin_dists":[0.0424918770543804,0.048761040380383244,0.058062136544752035,0.061169541236479746,0.06175333544906324,0.06919377824271757,0.07715742143399895,0.07791044157716609,0.0779997626484032,0.07981279074355292,0.08500951715440717,0.08671675209372978,0.08733391613868556,0.08779530654697018,0.08836007576233681,0.08904869805019582,0.0910631900730443,0.09539035369059652,0.09688713955188971,0.10149366999164404,0.1021616803149903,0.10273447490005568,0.10304240708718841,0.10312983310095564,0.10345898284137228],"n_dims_used":43,"mean_confidence":0.9141873204430868},"coverage":{"mean_confidence":0.9141873204430868,"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}}