{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009122},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008678","490:4900007903","490:4900008888","490:4900008674","490:4900009121","490:4900009123","490:4900008455","490:4900008563","490:4900008557","490:4900008673","490:4900010431","490:4900008337","490:4900008240","490:4900008241","490:4900009421","490:4900010405","490:4900008130","490:4900009010","490:4900009322","490:4900009133","490:4900008566","490:4900010595","490:4900008021","490:4900009632","490:4900008132"],"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":[0.40565623856105987,0.3409379208560868,0.31704592561173667,0.3036541866726971,0.30129162777386453,0.2850693565285688,0.22612480342841035,0.21109054370409605,0.20062581040045133,0.19301498228462408,0.18347652460354538,0.1728716602857205,0.15546615220170937,0.14574844711802584,0.1433821937277167,0.13876186119940231,0.13089030630101084,0.12411419297285599,0.11680893039762412,0.10961226891706909,0.1080119358378208,0.10631010125859425,0.10433819956498196,0.09654186100658989,0.0960503859928387],"twin_dists":[0.17446250029337937,0.19052679080384308,0.19685379322821453,0.200517608979959,0.20117357864399227,0.20576175097667584,0.2239473205268778,0.2290706252651513,0.23278448525151021,0.23557008594130988,0.23917144462141507,0.24333404054005506,0.2505821959170868,0.254889930245706,0.25597082142392846,0.2581201798125208,0.2619086188903447,0.26530997444721083,0.26913903212387374,0.273095257337736,0.27400214614862994,0.27497805811304066,0.27612413967735927,0.28082808000554343,0.28113446246700924],"n_dims_used":45,"mean_confidence":0.8842951456705729},"coverage":{"mean_confidence":0.8842951456705729,"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}}