{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001145","480:4800000971","480:4800000755","480:4800001037","480:4800000925","480:4800000926","480:4800000969","480:4800000793","480:4800000968","480:4800000930","480:4800000711","480:4800000824","480:4800001005","480:4800000825","480:4800001131","480:4800000915","480:4800000953","480:4800000912","480:4800000748","480:4800001036","480:4800001004","480:4800000977","480:4800000830","480:4800000962","480:4800000975"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7902191797237726,0.7762156687625308,0.5815278877891992,0.5558540412057588,0.4907021614493557,0.48516177596848425,0.4839802089257951,0.46546024813411563,0.46536778831159575,0.45333263408684105,0.4452664919574358,0.4071404450887959,0.40526003113401915,0.4012002487012066,0.4003951001956713,0.3960096056892248,0.3820286260520698,0.3684489901225396,0.3573942816584117,0.3521035495237305,0.323438100569646,0.30953159600578695,0.2888626073578105,0.2880967145871546,0.27941470461903767],"twin_dists":[0.08912171081255778,0.0924437940600653,0.13523125717077383,0.1407505772758354,0.15497220407333984,0.1562032033460855,0.15646628669032467,0.16061736807707963,0.16063822933926722,0.16336632228073283,0.16520956926396638,0.17410904975866898,0.1745569508855734,0.17552714525149796,0.17572008234292666,0.1767740927095831,0.1801710464144868,0.1835281376573975,0.18630681265897325,0.18765222807170562,0.1951359332208875,0.19889845063410158,0.20467527877198746,0.20489395591316598,0.2073976585203131],"n_dims_used":43,"mean_confidence":0.9146775533986646},"coverage":{"mean_confidence":0.9146775533986646,"n_dims_used":43,"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}}