{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880004163},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880004242","470:4700002496","470:4700002846","466:4660002012","488:4880006037","466:4660000953","488:4880005713","470:4700002168","488:4880005962","470:4700001839","488:4880005342","470:4700003188","470:4700000977","470:4700007571","470:4700008046","470:4700002673","470:4700007485","470:4700001387","470:4700002001","470:4700003190","488:4880005330","470:4700007578","466:4660000952","488:4880006353","470:4700008404"],"twin_admin_codes":[488,470,470,466,488,466,488,470,488,470,488,470,470,470,470,470,470,470,470,470,488,470,466,488,470],"twin_sims":[0.6833346973304197,0.6134000678184658,0.6045859164174046,0.5653431750057004,0.5474021311986089,0.5388545027713071,0.49604062386318815,0.4905960734788582,0.4670779192900866,0.44676422350301104,0.4336676142987154,0.4114796362500955,0.4031378770885691,0.3988323003357656,0.39691484015787126,0.3936816835629634,0.3880850755952985,0.37952480179054393,0.379520987956371,0.37547890056565447,0.3738571193065327,0.3734293255090828,0.363753850647154,0.36328225228056926,0.36314211111199796],"twin_dists":[0.11333668108979067,0.1284034996439087,0.13029091044409724,0.13870721017593454,0.14257493080846173,0.14442483102913378,0.15378997932298386,0.1549957359211965,0.16025261189776643,0.1648663683826977,0.1678827475896001,0.17307896391901265,0.17506354893884596,0.17609507838630756,0.1765560927536632,0.17733576374305088,0.17869244672660184,0.1807855970540888,0.18078653463026645,0.1817828103867926,0.1821840115960775,0.18228998296959203,0.1847030626475509,0.1848214978345632,0.1848567072792174],"n_dims_used":45,"mean_confidence":0.9178987291124132},"coverage":{"mean_confidence":0.9178987291124132,"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}}