{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003352},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002979","489:4890002891","489:4890002974","489:4890002972","489:4890002237","500:5000005326","489:4890003138","479:4790001809","470:4700007643","469:4690000308","469:4690000179","479:4790000124","470:4700008286","489:4890003496","470:4700008182","499:4990001281","489:4890002892","470:4700005886","478:4780000423","489:4890003615","489:4890003280","496:4960012576","470:4700007819","470:4700008006","489:4890002153"],"twin_admin_codes":[489,489,489,489,489,500,489,479,470,469,469,479,470,489,470,499,489,470,478,489,489,496,470,470,489],"twin_sims":[0.5569467059894564,0.5344862753319742,0.3969681201167278,0.35554164269025473,0.3095259561576737,0.27991222811524613,0.26756643684881093,0.2649861173524854,0.25528118832926894,0.23021558299360095,0.2241335449842128,0.22386456627983,0.21907654042515318,0.1991928793976977,0.1971236779928706,0.19453442583868552,0.19173009686197282,0.1875809903101633,0.17918748389833772,0.17884118219726308,0.17265178782427412,0.17118231301698092,0.16666919903700103,0.1644188269454875,0.16440666248882427],"twin_dists":[0.14051503942090404,0.1453723404838693,0.17654326891185163,0.1867767531192053,0.19889999582087828,0.20725292358130967,0.21089212494708404,0.2116657595461709,0.21461849541824685,0.2225928299914446,0.22461252624954833,0.22470268301671326,0.22631978319495907,0.23330329009056802,0.23405702797180988,0.23500795726290405,0.23604784652440336,0.2376060456136564,0.24083385259303924,0.24096930134408037,0.24342224478514476,0.24401381441734213,0.24585376118522906,0.2467846481757828,0.24678970505218584],"n_dims_used":45,"mean_confidence":0.9145975748697917},"coverage":{"mean_confidence":0.9145975748697917,"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}}