{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002656},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002742","489:4890001991","489:4890002506","489:4890002833","489:4890003512","489:4890001748","489:4890002324","489:4890002653","489:4890002306","489:4890002166","489:4890001912","489:4890002327","489:4890002916","489:4890002997","489:4890002752","489:4890003311","489:4890001837","489:4890002665","489:4890002840","489:4890002743","489:4890002744","489:4890001835","489:4890002323","489:4890002751","489:4890002085"],"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":[0.9026207380289312,0.879023426219215,0.8258576530134907,0.82491518744148,0.81598283378389,0.8085260180407479,0.8056435823921987,0.8046325707054393,0.7842751296744391,0.7776043180054817,0.7733892442428789,0.7720893077317803,0.7557763936460042,0.7473813557073422,0.7465770974444177,0.7461738921339717,0.7342310431793374,0.731415470264684,0.7308788337556483,0.7209484263367931,0.7198987311338192,0.7198558236003603,0.718341351581131,0.7151756612599893,0.7136958611567914],"twin_dists":[0.058789639058248286,0.06595366888764155,0.08034033122869762,0.08057970457431715,0.0828273382028984,0.08467625739105433,0.08538471512093075,0.08563241394429798,0.09053945182639561,0.09211708588230991,0.09310702031136928,0.09341128075530238,0.09719085423854108,0.09911043833319001,0.09929350717447272,0.0993852337480128,0.10208688672200195,0.10271973813878273,0.10284019032104531,0.1050599795135033,0.10529364956264356,0.1053031973097654,0.1056400074257337,0.10634287445975768,0.10667090178286417],"n_dims_used":45,"mean_confidence":0.913952128092448},"coverage":{"mean_confidence":0.913952128092448,"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}}