{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001712},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002050","480:4800001316","480:4800001944","480:4800001458","480:4800001947","480:4800001616","480:4800001255","480:4800001885","480:4800001771","480:4800002053","480:4800001770","480:4800002051","480:4800001884","480:4800001622","480:4800001378","480:4800001543","480:4800002002","480:4800001340","480:4800001278","480:4800001268","480:4800002003","480:4800002441","480:4800001670","480:4800002345","480:4800002344"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.4813182278894592,0.24614655431023863,0.23071636413146343,0.19276927700891755,0.19069274930997354,0.17705454747420243,0.16772904315487966,0.1655142511923154,0.16268279236851463,0.16188040069213752,0.14523335923007588,0.13601143072487337,0.1266161507307653,0.11941715424383097,0.10583448959968556,0.10408005916703922,0.09710910856126918,0.08794766087922584,0.08754101251964905,0.08749371475515723,0.08298607972182637,0.08178808823872834,0.08040213774978136,0.0718996457957633,0.07163401171734021],"twin_dists":[0.1570597290670513,0.2174634309286194,0.2224281129407821,0.23566127516838417,0.2364351960064134,0.24167108082987643,0.2454184849908648,0.24633037453594267,0.24750908802426622,0.24784581603835396,0.25512410577526684,0.25942514808013123,0.26403807182858696,0.26775145659598143,0.27525296389121323,0.2762754173366441,0.28047598189272094,0.28637329775663567,0.2866461383853907,0.28667793815007325,0.28977337622952337,0.29061857442007794,0.2916088330741556,0.2980037363013356,0.29821316391095115],"n_dims_used":43,"mean_confidence":0.9199195684388627},"coverage":{"mean_confidence":0.9199195684388627,"n_dims_used":43,"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}}