{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011752},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008773","490:4900008895","490:4900011143","490:4900009736","490:4900010310","490:4900012021","491:4910005665","490:4900008896","490:4900011290","490:4900009009","490:4900009837","490:4900010991","491:4910005664","490:4900010832","490:4900008780","490:4900011069","490:4900011065","490:4900011753","490:4900010989","490:4900008897","490:4900010676","490:4900010990","490:4900011818","490:4900010396","490:4900011146"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.20626615283742594,0.16615551498226516,0.16110665837288968,0.13598617013420677,0.12260327424104955,0.09854790250123022,0.08837028854854806,0.08248159857823506,0.07059303891617677,0.06849949929434934,0.05610873450045078,0.05108449917793272,0.04536174797610965,0.043176504442824885,0.04079987223085005,0.03645501733180997,0.03531064173810493,0.033693655597958644,0.02906140876731493,0.024727168538836504,0.023763826941073766,0.022247973153814944,0.019745201186582077,0.01792606270748938,0.012951218622613933],"twin_dists":[0.23076675028568253,0.24606544846572131,0.24817166981325037,0.2594372243813135,0.2660875360476771,0.27959009264456236,0.28609079566734386,0.29012809696952374,0.2990399899875332,0.3007332775947993,0.31172386585903944,0.3167592775398233,0.3230240422843634,0.3255919366111091,0.32851192957628755,0.3342433505391923,0.33584904060516374,0.33819504624003593,0.34549270303572704,0.35328976914039123,0.3551819451263719,0.35829847225381994,0.3638732147946166,0.3683264093625698,0.38292344101166764],"n_dims_used":44,"mean_confidence":0.883581508289684},"coverage":{"mean_confidence":0.883581508289684,"n_dims_used":44,"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}}