{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003894},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001847","490:4900004592","490:4900004182","490:4900001316","490:4900002786","490:4900001704","490:4900004179","490:4900004034","490:4900002638","490:4900002603","490:4900003076","490:4900004457","490:4900004998","490:4900004722","490:4900000685","490:4900001319","490:4900004306","490:4900002637","490:4900002335","490:4900004022","490:4900002615","490:4900006038","490:4900001338","490:4900001998","490:4900003892"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7657487976950361,0.7121067809954008,0.6672290542605587,0.6274822248825619,0.6244123916663018,0.6030393137490601,0.5907114271949673,0.5841569346354942,0.5523464144406437,0.5496349425813388,0.5398178275361839,0.5225108674197574,0.49017636244785695,0.4776468365774327,0.47606405263296026,0.46995182742029623,0.4698375139397751,0.4517253784794794,0.45001057893376145,0.44650587811203934,0.44586455767970484,0.44195666664012356,0.43911493672026886,0.4381959537370867,0.4348896506360208],"twin_dists":[0.09488859770701098,0.10702278824234811,0.1168324615652723,0.12538639340732394,0.12604441035518532,0.13062208638980083,0.13326257290846652,0.13466745754086823,0.14150716331635033,0.1420925376086153,0.1442160778480034,0.14797822900760826,0.1550888487809859,0.15787991132066362,0.15823412815118812,0.15960566153666728,0.15963136912613604,0.1637326227952197,0.16412396641933855,0.1649255362103841,0.16507247157781185,0.16596957858415165,0.1666238637936967,0.16683580649979687,0.16759978845705018],"n_dims_used":45,"mean_confidence":0.9178499009874131},"coverage":{"mean_confidence":0.9178499009874131,"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}}