{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001896},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002501","469:4690003476","490:4900001886","490:4900002197","490:4900001619","490:4900001208","490:4900002196","466:4660000263","490:4900003907","490:4900001887","496:4960005403","480:4800003897","488:4880004084","490:4900001746","490:4900001889","470:4700006883","490:4900002204","490:4900004735","490:4900002040","493:4930007044","490:4900000419","490:4900001617","490:4900001610","490:4900004027","496:4960010214"],"twin_admin_codes":[490,469,490,490,490,490,490,466,490,490,496,480,488,490,490,470,490,490,490,493,490,490,490,490,496],"twin_sims":[0.4508066368780822,0.44629642131357944,0.3971197145186768,0.34256020187093544,0.3337294606861305,0.3263109568954921,0.31396323626404965,0.276758446698761,0.2660846636654117,0.2487094184220647,0.24392820305286775,0.24332164352757613,0.22597258338614176,0.22531271989579216,0.22276934067448567,0.21973488254617485,0.219628651518361,0.21673228049560567,0.21567032907674577,0.21311364293000412,0.21172951667646964,0.20694675564659853,0.20402411518928998,0.20200140398760802,0.20178795176227116],"twin_dists":[0.16394222482932605,0.1649735168224309,0.17650678629127953,0.1901060729170728,0.1924093586377974,0.1943700463347584,0.1976892247795629,0.20817305936464273,0.21133582159330172,0.21665852230304947,0.21816450339249718,0.21835691181083333,0.22399803390076475,0.22421813559364911,0.22507052971823033,0.2260960430379609,0.2261321156395978,0.2271201735252955,0.22748466791112743,0.22836719485194765,0.22884796298830906,0.23052584215770935,0.231564213595826,0.23228883541987624,0.2323655933868864],"n_dims_used":45,"mean_confidence":0.9165093315972223},"coverage":{"mean_confidence":0.9165093315972223,"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}}