{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910005513},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910005658","491:4910005801","491:4910005657","491:4910005906","491:4910005558","491:4910005509","491:4910005800","491:4910005609","491:4910005405","491:4910005709","491:4910005560","491:4910005501","491:4910005460","491:4910005555","491:4910005604","491:4910005802","491:4910005914","491:4910005505","491:4910005566","491:4910005803","491:4910005870","491:4910005940","491:4910005511","491:4910005401","491:4910005660"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.5762584317366305,0.539390969799504,0.5295821704816357,0.4947479810473999,0.4642594200039278,0.4388293210026248,0.4341328218561727,0.3852952975394408,0.3832954450169361,0.3340798619022037,0.28232570074582625,0.27711457138519957,0.2770498263128816,0.23521993859187754,0.22732718152897147,0.22686712447845334,0.2122012160667282,0.21195788546605904,0.20948050636828966,0.2077666230049056,0.16546743074927509,0.1615274795236636,0.1449240924230235,0.14371968607945274,0.14132530463146428],"twin_dists":[0.1363619098499846,0.14430856948537188,0.14643795549498512,0.1540758989090317,0.16088841717573968,0.16668971592746484,0.16777499245932218,0.17937215832708975,0.17986085034891158,0.19231734154179195,0.20655302379472992,0.20806883870418816,0.20808778040524392,0.22095725526935744,0.22354753192525925,0.22370033410882534,0.2286838824967861,0.22876849407207472,0.22963370971379818,0.2302363565629562,0.24634974652465638,0.2479943047031048,0.2552650041653792,0.25581585171757126,0.25692121011199875],"n_dims_used":45,"mean_confidence":0.8859971788194444},"coverage":{"mean_confidence":0.8859971788194444,"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}}