{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000862},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980000775","498:4980000627","498:4980000953","498:4980000859","498:4980001142","498:4980000619","498:4980000778","498:4980000777","498:4980000852","498:4980000424","498:4980001530","498:4980001041","498:4980000706","498:4980001894","498:4980000628","498:4980001037","498:4980001803","500:5000011524","498:4980001127","498:4980001922","498:4980002321","498:4980000700","500:5000010941","498:4980002756","498:4980000626"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,500,498,498,498,498,500,498,498],"twin_sims":[0.8309929688861504,0.6708514097717301,0.6677346995979457,0.5662846247582767,0.5585434241403191,0.5132483248566444,0.5063574321379933,0.48347370521070954,0.40965114757039495,0.40828398806721367,0.40359801083877517,0.39508302835586195,0.39180025657085343,0.3650520911972453,0.3609651437789873,0.358419434554142,0.3579646344000375,0.35161762209923164,0.3497142830315149,0.34873016390806855,0.34328845512694256,0.3365880392760791,0.3363556273313429,0.3325810270367711,0.3324523988806498],"twin_dists":[0.0790281602765367,0.1160481579117583,0.11672304221512297,0.138504726790167,0.14017096709060595,0.15000311977400532,0.15151543894360292,0.1565791240021124,0.1735124454009448,0.17383711502316193,0.17495360504511076,0.1769974701412355,0.17779083193676984,0.18437742821662345,0.1854045422390334,0.18604731082008213,0.18616238946477873,0.1877763222047657,0.18826325358257778,0.1885155652263877,0.1899175555398228,0.19166020653728968,0.19172098596849907,0.19271131246858686,0.19274516763146318],"n_dims_used":44,"mean_confidence":0.9218671972101385},"coverage":{"mean_confidence":0.9218671972101385,"n_dims_used":44,"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}}