{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004089},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004150","489:4890004632","489:4890004252","489:4890004028","489:4890004299","489:4890004027","489:4890004542","489:4890003650","489:4890004514","489:4890004091","489:4890003652","489:4890004024","489:4890004086","489:4890004714","489:4890004720","489:4890004691","489:4890004026","489:4890004686","489:4890004198","489:4890004255","489:4890003785","477:4770003453","489:4890004648","489:4890004464","489:4890004087"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,477,489,489,489],"twin_sims":[0.9309820220272904,0.7793456030445189,0.7718215922637371,0.738525850320057,0.6768496517278124,0.6703649089651301,0.6558772064670619,0.6532998724217428,0.6513099011530706,0.6331156066126717,0.632087985987384,0.6300606362434579,0.626381377638369,0.6155856609607067,0.6082552908040292,0.608057241925179,0.6046236390901442,0.6014916525913119,0.6006393982859268,0.5974951251245754,0.5961161061865254,0.5903072928706795,0.5850963739164979,0.5850434594888452,0.5840518931915034],"twin_dists":[0.049117738616755426,0.0917065967845736,0.0934738821624963,0.10111864007606335,0.11474704742035337,0.11615355461340017,0.11928414080716922,0.11983960728280209,0.12026822278623296,0.12417824537646406,0.1243987000590853,0.12483353259083864,0.12562238452096047,0.12793542397719737,0.12950519651771777,0.12954760440155913,0.13028283292641873,0.13095349869596823,0.13113600401166417,0.13180938029361927,0.13210474090750154,0.1333491688193409,0.13446603868168155,0.1344773831225828,0.1346899801610075],"n_dims_used":45,"mean_confidence":0.9201022677951389},"coverage":{"mean_confidence":0.9201022677951389,"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}}