{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002163},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001821","489:4890002338","489:4890003467","489:4890002256","489:4890002254","489:4890002499","489:4890002406","489:4890002339","489:4890002336","489:4890001659","489:4890001571","489:4890002418","470:4700004658","489:4890003168","470:4700006670","470:4700007703","470:4700007520","489:4890002261","489:4890001658","479:4790000104","489:4890002177","489:4890002586","468:4680006618","489:4890002067","496:4960012677"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,470,489,470,470,470,489,489,479,489,489,468,489,496],"twin_sims":[0.7340091397547444,0.6977174893554774,0.672112661773835,0.6483465509320827,0.5940838678546344,0.5902943208125329,0.5899922633028628,0.5704268606623629,0.5631285991884786,0.5351290349409159,0.4456836509982464,0.4341982419729222,0.41365282795894426,0.4135292841922629,0.4103404873184601,0.40697940760482393,0.40309638841007506,0.40296654131218745,0.40230356091885794,0.40063335811574624,0.38287625751007914,0.3825023839363751,0.38230471292764523,0.38073382900567204,0.3789428604272543],"twin_dists":[0.10213681751190569,0.1101931261672633,0.11577482697332472,0.12090609222731127,0.13254005172050032,0.13335194845812515,0.13341667391339,0.13761430075197767,0.13918367822853353,0.14523282404744017,0.16511393434430163,0.16775984303793728,0.1725648560437411,0.1725940510320516,0.1733489235662472,0.17414737167227334,0.17507346497291323,0.17510450214676845,0.1752630436678195,0.17566297048543586,0.17996343903638046,0.18005498336083764,0.18010340118098442,0.1804886043245586,0.18092871175186873],"n_dims_used":45,"mean_confidence":0.913854471842448},"coverage":{"mean_confidence":0.913854471842448,"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}}