{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010087},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010346","490:4900008730","490:4900011467","490:4900005600","490:4900006490","490:4900008286","490:4900006130","490:4900005473","490:4900007710","490:4900010069","490:4900012199","490:4900009398","490:4900006133","490:4900010016","490:4900007829","490:4900005341","490:4900010347","490:4900005603","490:4900008381","490:4900012419","490:4900008849","490:4900008398","490:4900008152","490:4900011274","490:4900011330"],"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":[0.1009235774482207,0.08908631472307911,0.06411720270355208,0.04196496007614214,0.03304275428462911,0.027763202494783257,0.02483253657931626,0.021422359719094425,0.019057077182123225,0.016974432661464676,0.013507345810125315,0.013379450803694988,0.010644347371028984,0.009589691993428276,0.009483195382575518,0.008868131200463713,0.00834135408241835,0.00824177891287565,0.008215126170664782,0.00784051207640373,0.006890471617073591,0.006583703055703329,0.005967763599454641,0.004788107405734038,0.00468857852180219],"twin_dists":[0.27814929459578563,0.2856146120231647,0.3044188488819307,0.32706306823996023,0.33916656945006146,0.34771665841237454,0.35308669608332505,0.3600742958479373,0.3655138221663322,0.37081597623316015,0.38106695533764423,0.3814878316016059,0.39146877710697536,0.395939005583179,0.3964144640392168,0.39925754530315233,0.40183635309301147,0.4023401389839568,0.40247590940659317,0.40442719869945654,0.4097788391309999,0.4116491848918435,0.41565448685069845,0.4244976995279997,0.4253315431814778],"n_dims_used":45,"mean_confidence":0.9127458360460069},"coverage":{"mean_confidence":0.9127458360460069,"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}}