{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002188},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002019","489:4890002006","489:4890002587","489:4890002105","489:4890001919","489:4890001662","489:4890001830","489:4890002017","489:4890002088","489:4890001836","489:4890002598","489:4890002018","489:4890002102","489:4890002001","489:4890001749","489:4890002267","489:4890002009","489:4890002186","489:4890003578","489:4890001851","489:4890002597","489:4890003472","489:4890001752","489:4890001665","489:4890001757"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.7860909217356922,0.7817489524184129,0.7232738171448232,0.7159592755426224,0.7099023060688089,0.7025071782397934,0.6999947721357737,0.689079910201582,0.6856558894463954,0.6796397016875365,0.672595231775986,0.6671030342692624,0.6651559604128179,0.6442208855976848,0.6429781043934631,0.6296281732518811,0.6249664343375048,0.6206484946985967,0.6166373684256524,0.6078900352059272,0.6026749275351515,0.5999706549888254,0.5962357283872323,0.5800415513646966,0.5744768191941599],"twin_dists":[0.09010759257086162,0.09113851302132883,0.1045416866247103,0.1061690358616697,0.10751033521888209,0.10914089062903484,0.10969319635119694,0.11208371938833357,0.11283086990411177,0.11414075626232581,0.11567021239890772,0.11685972866841832,0.11728086725757493,0.12179341382264955,0.12206054648434375,0.12492627338899225,0.12592566741039832,0.1268509306767695,0.12771016862721474,0.1295834080492992,0.13070011411346671,0.13127921494539066,0.132079119158805,0.13555008859700102,0.1367443946220442],"n_dims_used":45,"mean_confidence":0.9178073459201389},"coverage":{"mean_confidence":0.9178073459201389,"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}}