{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004948},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000327","488:4880000001","470:4700000558","488:4880000481","496:4960005235","499:4990001956","496:4960004766","496:4960004105","496:4960004771","496:4960003341","499:4990001096","481:4810001256","499:4990002228","488:4880002696","469:4690002157","493:4930004456","499:4990000986","470:4700000662","470:4700008434","466:4660003752","496:4960011605","499:4990001313","470:4700000065","478:4780001254","496:4960003425"],"twin_admin_codes":[488,488,470,488,496,499,496,496,496,496,499,481,499,488,469,493,499,470,470,466,496,499,470,478,496],"twin_sims":[0.6405079875301916,0.47967539075337007,0.4156533051617514,0.41124466904395285,0.3986862378486468,0.3967956600913552,0.36817782714203096,0.3490584608644723,0.34722518204230834,0.3360871138211199,0.3351178794016853,0.33183961149547886,0.331044935755072,0.3243265618228843,0.3231110279278017,0.3178321256784899,0.3170873813548127,0.31139926360103304,0.31088765515045885,0.3106866437471519,0.3068085665114327,0.3048124116620274,0.2967441087496471,0.2935076534488701,0.2925862443261567],"twin_dists":[0.12259129167839473,0.1574264878290543,0.17209264131912422,0.1731346204990431,0.17613016044902646,0.17658478081478823,0.18359578922843653,0.188431353903726,0.18890214219845072,0.19179123483666266,0.1920450605387901,0.19290655268885307,0.19311608315533288,0.1948986723856337,0.19522336833407308,0.19664146332226765,0.19684258981384914,0.19838763759455158,0.19852738935192604,0.1985823339276919,0.19964638794242728,0.20019710819090333,0.2024447163423025,0.20335637266600468,0.20361700443367464],"n_dims_used":45,"mean_confidence":0.9282508002387153},"coverage":{"mean_confidence":0.9282508002387153,"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}}