{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004225},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004652","489:4890004385","489:4890004008","489:4890004174","489:4890004217","489:4890004564","489:4890003739","489:4890004840","489:4890004704","489:4890004569","489:4890004894","489:4890004119","489:4890003690","489:4890004521","489:4890004332","489:4890003871","489:4890004613","489:4890004121","489:4890004664","479:4790001734","489:4890003937","489:4890005300","489:4890003692","489:4890004331","489:4890003621"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489],"twin_sims":[0.922720393050647,0.8654732944217302,0.8633109447724246,0.8629075123442433,0.8487857036235311,0.8239486730513288,0.8096251991644778,0.8067626537909349,0.8065673924769142,0.8025909202529393,0.7967514419007712,0.7903237931354383,0.7622365292677444,0.7589583732842435,0.7496605321668818,0.7489891019149001,0.7330819413322033,0.7322331916744664,0.7276768754242334,0.7089513423649967,0.7038139749589779,0.7035172197137031,0.6971421387323407,0.6923500161840344,0.6908865840575408],"twin_dists":[0.05208890656614033,0.06981373087938553,0.0704155339212463,0.07052741055735,0.07436911509576757,0.08082473261579821,0.08440519958034556,0.08511006487420934,0.08515802357515322,0.08613139192443398,0.08754976190174357,0.08909665339625218,0.09570231729283382,0.09645895372085506,0.09859087023935037,0.09874405111882294,0.10234534721001777,0.10253609244268629,0.10355781199354551,0.10772043699543209,0.10885329225255881,0.1089186215386093,0.11031933119670853,0.11136896655836993,0.11168897855657345],"n_dims_used":45,"mean_confidence":0.9172412448459202},"coverage":{"mean_confidence":0.9172412448459202,"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}}