{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770002752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960006327","500:5000011477","496:4960011058","479:4790001573","484:4840008580","489:4890005353","496:4960006939","487:4870003216","484:4840000297","487:4870003215","477:4770002830","498:4980004051","496:4960010902","466:4660011297","487:4870000889","484:4840007746","484:4840006934","498:4980003991","484:4840001571","472:4720005790","491:4910001286","474:4740003679","480:4800006482","476:4760000536","470:4700007169"],"twin_admin_codes":[496,500,496,479,484,489,496,487,484,487,477,498,496,466,487,484,484,498,484,472,491,474,480,476,470],"twin_sims":[0.00610215635870751,0.003987365796567356,0.002368026628036352,0.0010825480901117258,0.0008230724328505733,0.000490075180783615,0.0002752927338910449,0.00025938580148988444,0.000162084766923224,0.00006574324774814865,0.00006422825592760032,0.00006153616955450828,0.00006024215977537013,0.00003297131029949257,0.000021301488808456576,0.000010581217814729775,0.000007916384044871972,0.000007392637515606397,0.000004796363498097439,0.00000137022146917549,9.94233984978799e-7,6.860777292534276e-7,4.095375551660853e-7,4.0491008963105267e-7,3.2440475959294437e-7],"twin_dists":[0.41474978070543594,0.43170812778058715,0.4516084713618137,0.479953893195488,0.4894895632881031,0.5070414337875321,0.5258770360886836,0.5277826249028311,0.5426015916093035,0.5699626947208151,0.5706522204120689,0.5719164411194272,0.5725428980368126,0.5900326104365379,0.6023917984259767,0.6216751352539602,0.6294981972469365,0.631329647553785,0.642784317466994,0.6748610830410587,0.6828309298893489,0.6919342869527314,0.7043996912530442,0.7046717479154794,0.7099579990751176],"n_dims_used":45,"mean_confidence":0.8996078491210937},"coverage":{"mean_confidence":0.8996078491210937,"n_dims_used":45,"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}}