{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004062},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003980","480:4800004143","480:4800005264","480:4800004312","480:4800005341","480:4800004660","480:4800004832","480:4800004924","480:4800004747","480:4800005171","480:4800004649","480:4800005430","480:4800004225","480:4800005084","480:4800005342","480:4800005510","480:4800004485","480:4800005258","480:4800005269","480:4800005268","480:4800004648","480:4800004470","480:4800004916","480:4800005010","480:4800004065"],"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":[0.7355584513132027,0.6764179950243939,0.6444076744072842,0.5372482415905049,0.5161124881833752,0.5121073468415678,0.4977137048815108,0.4641275784087777,0.4486018229539183,0.4397826550237994,0.432393834682802,0.4240746140116014,0.416607606445844,0.4143801998550281,0.4107065109889429,0.38855917842495163,0.3790745314842562,0.37614793208220715,0.3336779805261852,0.32671074808343653,0.3254253607722203,0.3131271261557864,0.29986114210771236,0.29500515406916306,0.29407582885214645],"twin_dists":[0.10178800910962692,0.11484078497529977,0.12175325799426939,0.14477306833704418,0.14937604782104089,0.15025316495822855,0.15342022744209155,0.1609181911033134,0.16444588325847626,0.16646997883606132,0.16817802876285193,0.17011533882897265,0.17186772266066885,0.1723930452059877,0.17326214620541566,0.1785771645748684,0.18089632105963857,0.18161755076869385,0.19242288201239344,0.19426376114279983,0.1946057406820808,0.1979166185646668,0.20157221430649452,0.20293381753781292,0.20319589881411979],"n_dims_used":43,"mean_confidence":0.9188495902127998},"coverage":{"mean_confidence":0.9188495902127998,"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}}