{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980001981},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001917","498:4980002693","498:4980002684","498:4980002642","498:4980002398","498:4980002629","498:4980001982","498:4980002180","498:4980001644","498:4980002902","498:4980002853","498:4980002895","498:4980002701","498:4980002715","498:4980000763","498:4980002341","498:4980002473","498:4980002557","498:4980002784","500:5000009887","498:4980003621","500:5000009556","498:4980003153","498:4980002885","498:4980002846"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,500,498,500,498,498,498],"twin_sims":[0.3908130895918206,0.3422670428753983,0.3221678302467038,0.304032363100754,0.29718646054162623,0.2931628335701378,0.28953651982213596,0.28598503099715056,0.28518730452597235,0.2829066555403072,0.2747976840529968,0.2706851991275688,0.2671133328690767,0.2485555813736498,0.2447012427745826,0.24316031748114356,0.2416887124204212,0.22479809726311217,0.2217244472640995,0.2213666220751671,0.2190876450016365,0.21874893070901621,0.2179760452295996,0.21703350112932787,0.21276468603581375],"twin_dists":[0.1780300092052941,0.1901820210630736,0.19547578661760734,0.20041288322881284,0.2023205692313052,0.20345385230833576,0.20448315007479867,0.20549869101634183,0.20572783775544215,0.20638508996494973,0.2087483543913617,0.2099632085632988,0.21102763828512439,0.2167066867636605,0.21791973246489885,0.21840813865123387,0.218876444511723,0.22439008871895896,0.22542259776273943,0.22554341860938246,0.22631600552582729,0.22643129068116455,0.22669480012603804,0.22701700431041852,0.22848820318033183],"n_dims_used":45,"mean_confidence":0.9249086168077257},"coverage":{"mean_confidence":0.9249086168077257,"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}}