{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003470},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002334","489:4890001854","489:4890002336","489:4890002256","489:4890002261","489:4890002339","489:4890003474","489:4890001761","489:4890002177","489:4890001860","477:4770001124","489:4890002254","470:4700008113","489:4890003732","489:4890002498","479:4790003899","489:4890002499","489:4890002338","489:4890002486","479:4790000245","488:4880000580","489:4890001770","489:4890002086","489:4890001753","489:4890001849"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,477,489,470,489,489,479,489,489,489,479,488,489,489,489,489],"twin_sims":[0.5329982048352312,0.4961580252530195,0.48731070668707344,0.4534896024536861,0.4382995678240784,0.4199991518669392,0.368851404542554,0.3635641823569989,0.35108335694081055,0.34418959403125665,0.339518678018512,0.3307471310369404,0.3299415538405206,0.3250831035064106,0.32025081834409846,0.31828057080001115,0.3160736932148437,0.29069764567427575,0.2886330594607742,0.28307512617375596,0.27680462989812005,0.27513481770964493,0.2717543099914393,0.2672138185823142,0.26623291489787215],"twin_dists":[0.14569546932531324,0.15376402193964034,0.1557252356874076,0.16333057420595382,0.16681190150558398,0.17107014885207447,0.18342778638306778,0.1847506857834762,0.18791286392410128,0.18968457900033991,0.19089573294088003,0.19319467562329432,0.19340746695733038,0.19469692498258756,0.19599009278010132,0.19652048389669707,0.1971167767647327,0.2041527442093921,0.2047407827113333,0.20633642993868384,0.20815953913187377,0.20864925967498113,0.2096462997233708,0.21099757292784374,0.21129136074210514],"n_dims_used":45,"mean_confidence":0.918056403266059},"coverage":{"mean_confidence":0.918056403266059,"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}}