{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002538},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003117","489:4890002456","489:4890002785","489:4890002703","489:4890002620","489:4890002788","489:4890002874","489:4890002619","489:4890002875","489:4890002789","489:4890002704","489:4890002790","489:4890002542","489:4890003276","489:4890002876","489:4890002541","489:4890002786","489:4890003198","489:4890003031","489:4890003195","489:4890003273","489:4890003275","489:4890002460","489:4890002214","489:4890003190"],"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":[0.8062115652522374,0.7974324124511764,0.7923991741964324,0.7750484873319516,0.7685138190807056,0.7510803811000482,0.7233920947237986,0.6930215052928762,0.6855063095394991,0.6722395909982044,0.6225339059365785,0.6115867232309952,0.6035653607554208,0.5960397830448699,0.5691544664418359,0.50946081685144,0.49477592735066867,0.45952559735081017,0.4401232252314384,0.43780354583639763,0.4328736652035108,0.4247297569493096,0.4204264594220635,0.40732113460930713,0.38633942636687246],"twin_dists":[0.08524537977859983,0.08738501339657291,0.0885987734589836,0.09271795722036215,0.09424570775788015,0.09826661104000828,0.10451530040491529,0.11122204930405784,0.11286348145270808,0.11574731234155249,0.12644696201289132,0.12879182331850506,0.1305094424194201,0.1321210885677952,0.13788773909188323,0.15083369716601283,0.15406971518971047,0.161959331658506,0.1663915249304678,0.16692635984358217,0.16806675580091993,0.16996220954027977,0.17096985550838348,0.17406605927476915,0.17911749075278535],"n_dims_used":45,"mean_confidence":0.9196992662217882},"coverage":{"mean_confidence":0.9196992662217882,"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}}