{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002076},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002158","489:4890001740","489:4890002661","489:4890002571","489:4890002986","489:4890002554","489:4890003256","489:4890003254","489:4890002168","489:4890002090","489:4890001642","470:4700009041","489:4890002913","489:4890002265","489:4890003154","489:4890003335","489:4890002092","489:4890003087","489:4890002157","489:4890002253","489:4890001743","489:4890002000","470:4700007272","489:4890001217","489:4890003322"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,470,489,489,489,489,489,489,489,489,489,489,470,489,489],"twin_sims":[0.7752656323183288,0.6789071782757665,0.5579497682744174,0.5521810818450448,0.5491325222507182,0.5260757803629065,0.5242559478188817,0.5236514887375894,0.492463650950306,0.4916093146596865,0.48860639016607693,0.4727116449094821,0.45996210893444717,0.45982709536870403,0.45361226084918016,0.44982861095590826,0.44680961460326263,0.4372321052531211,0.43642601572826295,0.42215586807280553,0.4159476749185561,0.4127216110462154,0.4126537989930104,0.40914184370740597,0.4028454551535303],"twin_dists":[0.09266698150340434,0.11430000683528108,0.14029887583544612,0.14154284344974624,0.14220105567703237,0.1472011450296356,0.14759768530570372,0.14772946495316897,0.1545817003737962,0.1547710460404722,0.15543735896504088,0.15898565155941446,0.16186041846382263,0.16189100885948618,0.1633026430726265,0.16416552692003972,0.1648559739791822,0.16705828468422074,0.16724449750340545,0.1705643849508087,0.1720232378491037,0.1727850080044516,0.17280104809596067,0.17363333771736686,0.1751334492597428],"n_dims_used":45,"mean_confidence":0.9133800930447049},"coverage":{"mean_confidence":0.9133800930447049,"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}}