{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010311},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009723","490:4900010482","490:4900010026","490:4900007786","490:4900009623","490:4900010025","490:4900008782","490:4900011624","490:4900010308","490:4900011755","490:4900010126","490:4900010027","490:4900008783","490:4900011496","490:4900010392","490:4900010028","490:4900009722","490:4900008008","490:4900008789","490:4900010662","490:4900010304","490:4900007886","490:4900008545","490:4900010909","490:4900011821"],"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":[0.5626088429853565,0.5287964750404006,0.4708945324857615,0.3907949640601763,0.3531797833057445,0.33182660289726573,0.3291081724456298,0.32896261447643904,0.31214405664648326,0.30432321884254354,0.3027878803893845,0.29787525303184315,0.2882880767798353,0.28823975482602643,0.2865842123058664,0.26792315954143425,0.2660639197826591,0.2574659373045305,0.2557385922034589,0.2554651969782719,0.24573102583236145,0.2428108227973046,0.23742355675946034,0.23667523304968824,0.23320825011377583],"twin_dists":[0.13929553891887456,0.1466088719607857,0.15939374000101447,0.1780344034156389,0.18737770105403906,0.19290998042701987,0.19362790313708977,0.193666435879328,0.19818442306427747,0.20033238998073025,0.20075779492124718,0.2021274740065348,0.2048392857807841,0.20485308879744726,0.2053268286961136,0.2107855373056832,0.2113420439559213,0.21394769903707714,0.21447775617663403,0.2145618583448479,0.21759444095107963,0.21851919122867464,0.22024427669766033,0.22048590950860714,0.22161196207692027],"n_dims_used":44,"mean_confidence":0.883966099132191},"coverage":{"mean_confidence":0.883966099132191,"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}}