{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007225},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005469","490:4900007468","490:4900007583","490:4900005330","490:4900007710","490:4900005600","490:4900006490","490:4900007472","490:4900008045","490:4900007352","490:4900006133","490:4900007822","490:4900007226","490:4900005605","490:4900006253","490:4900007470","490:4900007702","490:4900006365","490:4900006006","490:4900008382","490:4900012199","490:4900005333","490:4900006251","490:4900005999","490:4900006852"],"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":[0.21249008523551555,0.18986629313060674,0.16984792837819584,0.1264628602660224,0.12003434368636134,0.08924320657247113,0.06425753355139219,0.05564757424452381,0.052172213452196706,0.04484326155731305,0.03373168078571306,0.033243964842807526,0.03285046576215795,0.03038187966602891,0.029302873016074017,0.02605342155511689,0.025580187905299045,0.02534581070027376,0.021831683393670056,0.02142614508696165,0.021357242760599363,0.02097941352736958,0.020644758170455548,0.019549372301769005,0.01949009496537471],"twin_dists":[0.22858352141529606,0.23674485216918706,0.244554161789964,0.26411544788128577,0.26742651048008853,0.28551067900435384,0.3042976869075262,0.31217011683031143,0.3156353660807462,0.3236237662230335,0.33813878687040855,0.33886451610204793,0.33945669955883573,0.34331646587123604,0.3450884985751761,0.3507864546018011,0.3516667847139754,0.3521080023495682,0.3591865791958167,0.3600660190380513,0.36021687541443126,0.3610517114708336,0.361802156196061,0.36433495735011256,0.3644755226767856],"n_dims_used":45,"mean_confidence":0.9192413330078125},"coverage":{"mean_confidence":0.9192413330078125,"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}}