{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005966},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005173","490:4900004779","490:4900007433","490:4900007552","490:4900007550","490:4900005174","490:4900005057","490:4900005571","490:4900005577","490:4900005707","490:4900005578","490:4900004771","490:4900004631","490:4900005706","490:4900005038","490:4900004780","490:4900005580","490:4900004918","490:4900004915","490:4900006330","490:4900004914","490:4900006208","490:4900007551","490:4900005839","490:4900005573"],"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":[0.382757044855686,0.22132638884210143,0.2025865983272959,0.16939682517856752,0.14661472429390843,0.12248186307158876,0.10090958046017089,0.09490690469657681,0.08296003956421241,0.08191727209820258,0.07150548726244424,0.07149370700313298,0.07097528592609414,0.06924712228314359,0.06892820414002415,0.06434681916588798,0.06382291123605,0.06299641882757306,0.05835667087269468,0.056380939490672397,0.053200564139356386,0.04941257414917924,0.04835691581819024,0.0480569200381579,0.04703651905750428],"twin_dists":[0.17999262403899413,0.22555701165301512,0.23207868354518008,0.2447375210609312,0.25449747063985567,0.26615033372979574,0.2781577053556993,0.2818521041621716,0.2897916438520703,0.2905269590743908,0.2983147193830928,0.2983240351257986,0.2987352363976646,0.30012382147469036,0.30038314333801774,0.30422071010543966,0.3046736469543004,0.30539440411298036,0.309591009850051,0.3114618820553874,0.31459055438606504,0.3185263003033315,0.3196678419958378,0.31999603781258834,0.32112532504500724],"n_dims_used":45,"mean_confidence":0.9188120524088542},"coverage":{"mean_confidence":0.9188120524088542,"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}}