{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002333},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001314","480:4800001807","480:4800001699","480:4800002152","480:4800002199","480:4800002195","480:4800002477","480:4800001529","480:4800001648","480:4800001991","480:4800001821","480:4800002525","480:4800002046","480:4800002517","495:4950002405","480:4800002472","480:4800002479","480:4800001298","480:4800002478","480:4800001816","480:4800002424","480:4800001938","480:4800001357","480:4800001532","480:4800001873"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,495,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.5540377968618658,0.48757136653721317,0.4728365261687985,0.40256889326011336,0.3871618192983573,0.34579206232683096,0.3036049654314629,0.3012815467449582,0.2835151661097251,0.27868592562040445,0.27802415850992906,0.2655355261545914,0.2601112968157796,0.1799228065834974,0.17798515356660324,0.17563483697376642,0.1578676277188846,0.132267281398711,0.1269190565550274,0.1261836983681093,0.11555883379770157,0.10147821590926559,0.09944937396536384,0.09855606473570788,0.09620073728099099],"twin_dists":[0.1411422448974848,0.1556673032837286,0.15895762487964402,0.17519957942295705,0.1789171352989617,0.18927108237845525,0.200531245039764,0.20117638406977836,0.2062094139133886,0.20760995129151932,0.2078030164605476,0.21150064354374784,0.21314027130251972,0.24054686064068118,0.2413049198181257,0.24223233392487065,0.24954823564537412,0.2612337771767717,0.2638853833456486,0.26425654262285536,0.2698125200914451,0.27781674522357447,0.2790401986577988,0.2795850960571238,0.2810406037832021],"n_dims_used":43,"mean_confidence":0.9137993746025618},"coverage":{"mean_confidence":0.9137993746025618,"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}}