{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010098},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009901","490:4900009900","490:4900010101","490:4900009799","490:4900008305","490:4900010378","490:4900009401","490:4900009693","490:4900010006","490:4900009614","490:4900008520","490:4900009903","490:4900009698","490:4900009400","490:4900009611","490:4900009801","490:4900008969","490:4900010100","490:4900009800","490:4900009807","490:4900009895","490:4900009394","490:4900010001","490:4900007851","490:4900008851"],"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":[0.6405071564468671,0.5444529106399529,0.5048943989246353,0.4644818978638049,0.41679737628067476,0.3953005765650009,0.3854982184148259,0.3740520747206221,0.37286887716219674,0.362800688371917,0.34637117022183495,0.31661299525892733,0.3136466454825982,0.29720812117816675,0.29517356042302284,0.2942676854925987,0.29070727625323994,0.2732851895022133,0.26543558362772,0.259810101396201,0.2537098345454157,0.25221490496416765,0.2504228003790746,0.2383636385578452,0.2331846873897391],"twin_dists":[0.1225914702070999,0.14321261801630314,0.1518372159825058,0.16083818144133244,0.17182302230892613,0.17694500237152708,0.17932263939273113,0.18213573780491477,0.18242890550678512,0.18494251606614573,0.18912190063770878,0.19697084213276292,0.19777528623695959,0.20231449291259976,0.2028863770690578,0.20314175279930832,0.20415000705641903,0.20919384663564713,0.21153066381507654,0.21323194178340912,0.2151032094880268,0.21556612295920347,0.21612336815669728,0.21994142835024305,0.22161965250447768],"n_dims_used":45,"mean_confidence":0.9200330946180556},"coverage":{"mean_confidence":0.9200330946180556,"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}}