{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000451},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000259","490:4900000321","490:4900000316","490:4900000220","490:4900000453","490:4900000654","491:4910000425","490:4900000538","494:4940008263","490:4900000550","494:4940007435","494:4940007963","490:4900000545","494:4940007835","494:4940008461","490:4900000305","491:4910000527","494:4940007938","494:4940008353","494:4940008044","494:4940006789","494:4940006788","490:4900000262","494:4940008356","494:4940008277"],"twin_admin_codes":[490,490,490,490,490,490,491,490,494,490,494,494,490,494,494,490,491,494,494,494,494,494,490,494,494],"twin_sims":[0.3927000970342579,0.21615467482246176,0.14538072646532907,0.09771207597189914,0.09192457433026406,0.07807426698230284,0.07260378993971545,0.06347287568340079,0.0585665114188273,0.05763762768347288,0.05451227161872675,0.05377240933373579,0.04455893224613771,0.03941452429564308,0.03604300760261934,0.035158701421674134,0.03270562967691118,0.031066985645158984,0.030169060427572073,0.027554147854023176,0.024017494445135335,0.019278359720316673,0.017426585385460054,0.01674846494881015,0.016536370700390542],"twin_dists":[0.1775730574724344,0.22731827596458884,0.2550570451517238,0.2801034790863832,0.28375639967066346,0.2933033367735838,0.29745160123884945,0.30497796322993187,0.30939538869238686,0.3102657557197753,0.3132818930754875,0.31401678578193115,0.323955118474106,0.3302808511489595,0.33481644831087,0.3360655451865958,0.33967619086621353,0.3422191300427052,0.3436616545638376,0.34808311616227017,0.35467734637410286,0.364980680921167,0.3696182430850779,0.3714250792022167,0.37200338407484657],"n_dims_used":44,"mean_confidence":0.9095937555486505},"coverage":{"mean_confidence":0.9095937555486505,"n_dims_used":44,"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}}