{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000899},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000356","480:4800000779","480:4800000736","480:4800001157","480:4800001216","480:4800000668","480:4800002103","480:4800000898","500:5000009872","469:4690004652","500:5000009322","480:4800001997","480:4800000555","469:4690005090","480:4800000816","484:4840003348","469:4690003624","480:4800001664","480:4800000592","480:4800002528","469:4690003713","480:4800001224","480:4800003863","500:5000010398","480:4800000669"],"twin_admin_codes":[480,480,480,480,480,480,480,480,500,469,500,480,480,469,480,484,469,480,480,480,469,480,480,500,480],"twin_sims":[0.3336262872556057,0.28764206729808084,0.1712960740216627,0.11220115655422612,0.10870444608022242,0.08826339869699545,0.07866474380587647,0.07816574449962654,0.07650029284303453,0.06833536897968466,0.06378366656609306,0.05659852395590841,0.0549883436878552,0.053055136854821786,0.052412099852084115,0.05161079678174917,0.04900599535879315,0.04852673686321211,0.04681102067984308,0.046803081330203535,0.04626466663823144,0.043913465776167324,0.04109802076033688,0.041050966294606105,0.04065974962194231],"twin_dists":[0.19243646251229063,0.20502393097293545,0.24396788780506654,0.2716496191107419,0.27360844037295706,0.2861621438052997,0.29286971643625814,0.29323598753255614,0.29447221898016535,0.3008677989738257,0.3047076976635085,0.3112532182128784,0.3128133752259959,0.31473728632758147,0.31539012082078277,0.31621300718444234,0.3189635248818571,0.31948281039902754,0.3213776463422277,0.32138654858965154,0.32199323297432925,0.3247139722039223,0.32813787435070174,0.32819675614629884,0.32868852363277606],"n_dims_used":43,"mean_confidence":0.9260629166004269},"coverage":{"mean_confidence":0.9260629166004269,"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}}