{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010601},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010684","490:4900010774","490:4900012052","490:4900010858","490:4900010773","490:4900011850","490:4900009737","490:4900010839","490:4900010935","490:4900010680","490:4900011230","490:4900011911","490:4900009963","490:4900009734","490:4900010600","490:4900011077","490:4900010415","490:4900011983","490:4900010064","490:4900009637","490:4900012049","490:4900010689","490:4900009838","490:4900011654","490:4900011648"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.25553090819577456,0.25094736266147477,0.22906482402315964,0.20850653206320555,0.19280663981253213,0.17406843242482303,0.1649294913361905,0.15789451190335288,0.13465559725860884,0.10649779670963705,0.10599631698849477,0.10160772916815913,0.09625928966272207,0.09502910158740227,0.09456949019590148,0.09022440561820566,0.08669582988907709,0.08318640910689115,0.08182389798085926,0.0723092788763905,0.06879480963912396,0.06819644911072915,0.06757721406861797,0.060412696910239976,0.058879189709597164],"twin_dists":[0.21454163897782047,0.2159599956879277,0.22297223574260105,0.22997577119796037,0.23564740340074847,0.24285534330986575,0.24657260385753219,0.24953672578616348,0.2600757210764505,0.2748698322049751,0.27515931933032545,0.27773929650604584,0.28100408293347323,0.28177509034349707,0.282065163895419,0.28486394924625597,0.28721645200986945,0.2896329946381805,0.2905931670690405,0.29768200409977974,0.30049189979772123,0.3009818634219917,0.3014926177175952,0.30769872644382174,0.3091049667936475],"n_dims_used":45,"mean_confidence":0.8949136522081164},"coverage":{"mean_confidence":0.8949136522081164,"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}}