{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960011564},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002352","490:4900002359","466:4660001848","469:4690001838","488:4880002937","490:4900001353","490:4900002200","466:4660013935","496:4960011301","496:4960011828","466:4660001420","487:4870005872","466:4660001845","466:4660001945","490:4900002049","496:4960007545","496:4960011736","490:4900004460","490:4900002512","490:4900002506","490:4900004732","490:4900000141","469:4690003240","496:4960006231","466:4660000713"],"twin_admin_codes":[490,490,466,469,488,490,490,466,496,496,466,487,466,466,490,496,496,490,490,490,490,490,469,496,466],"twin_sims":[0.551201994260857,0.5047796683924027,0.47470207133064923,0.4015151748099213,0.38541951431012833,0.38515312934390084,0.3661953195620773,0.3617821003496625,0.33726806347595556,0.3299395863533289,0.31267068035607093,0.269653970590063,0.2681677734675314,0.2643489415096867,0.26035150977397054,0.2603318453045041,0.2554185689133242,0.2517726167986963,0.2497680117387168,0.246203968700013,0.2394454812822091,0.23446035815192523,0.2335282433583702,0.23091701206752083,0.229743870611642],"twin_dists":[0.14175417338556898,0.15186246015639399,0.15853923837938377,0.1754517274634956,0.17934184414279156,0.1794068591305695,0.18409115796521894,0.18519875847282402,0.1914824995636195,0.19340798701327452,0.1980409023129174,0.21026962122323245,0.21071249829618335,0.21185752008851183,0.2130672089959102,0.21307318847727186,0.21457620781731124,0.21570341474271143,0.21632760612340152,0.2174453402079154,0.21959387269565622,0.2212040289167671,0.22150757279593478,0.22236218190413548,0.2227482020255243],"n_dims_used":45,"mean_confidence":0.9150382147894965},"coverage":{"mean_confidence":0.9150382147894965,"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}}