{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003911},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004097","489:4890004693","489:4890004738","489:4890004649","477:4770001339","477:4770000683","489:4890004020","489:4890004500","489:4890004195","489:4890004032","489:4890004498","489:4890004452","477:4770000419","489:4890004492","489:4890004192","489:4890004035","489:4890004314","489:4890004365","489:4890004544","489:4890003965","489:4890004141","477:4770001397","489:4890004497","489:4890004396","489:4890004142"],"twin_admin_codes":[489,489,489,489,477,477,489,489,489,489,489,489,477,489,489,489,489,489,489,489,489,477,489,489,489],"twin_sims":[0.940764219653329,0.883471983979862,0.8554739814346948,0.8524872448556932,0.725635154369062,0.7135848228531353,0.7128172873128353,0.7112140038560245,0.7098336561280636,0.7075374321939922,0.7056845277210633,0.7005618976700312,0.7001790593045645,0.6998130064118031,0.6958251195650059,0.6923987199840433,0.689774658565909,0.6885585383109455,0.6867499135457004,0.6844266238462923,0.6837752040424949,0.6831865102656984,0.6819516559267061,0.6796462875158279,0.6766993588181809],"twin_dists":[0.045386528718318914,0.06464976600365285,0.07256709507238825,0.07337552966262993,0.10401445433806103,0.10669550234756847,0.10686549975461515,0.10722032191837323,0.10752550675005107,0.10803258432447603,0.10844122841084151,0.10956859485279484,0.10965271161714737,0.10973312297206186,0.11060807283122401,0.11135831222840618,0.1119319660119668,0.1121975678121007,0.1125922791519674,0.11309880741787699,0.11324073214877085,0.11336895408618311,0.11363780291008894,0.11413932427481766,0.11477968657597488],"n_dims_used":45,"mean_confidence":0.9206695556640625},"coverage":{"mean_confidence":0.9206695556640625,"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}}