{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004399},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004193","489:4890004768","489:4890003658","489:4890004094","489:4890004540","489:4890003843","489:4890003700","489:4890004304","489:4890004539","489:4890003839","489:4890003711","489:4890003712","489:4890003659","489:4890003966","489:4890003904","489:4890004244","489:4890003903","489:4890004400","489:4890003844","489:4890003845","489:4890004558","489:4890004243","489:4890003964","489:4890004642","489:4890003967"],"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":[0.8659185410681467,0.8533428340579094,0.8200698486061246,0.7919508008526951,0.7878376169154582,0.7422980310590801,0.738267877215219,0.7323490929362503,0.7274978832510809,0.7190248284927194,0.7119557940902954,0.7007234099279427,0.6869019266404303,0.6814735669162685,0.6788179312633588,0.6705632397480458,0.6628290834706817,0.6608240785563827,0.6500588820761043,0.6398748556091156,0.6346283444368059,0.6313017862003669,0.6310501865575532,0.6268741002780949,0.6230629911957631],"twin_dists":[0.06968935700474056,0.07314456791997788,0.08180355931435725,0.0887064633150317,0.08969115172571393,0.1002651998898181,0.10117690081245917,0.10251005307331977,0.1035978737250573,0.10548805130847151,0.1070562034254069,0.10953310200353983,0.11255911740749329,0.11374185086235926,0.11431940570456801,0.11611059007662106,0.11778378970954737,0.11821683777022154,0.1205375650114948,0.12272728940202218,0.12385365737359023,0.12456734106778984,0.12462130567183909,0.1255167620804562,0.12633358834460262],"n_dims_used":45,"mean_confidence":0.9200990464952257},"coverage":{"mean_confidence":0.9200990464952257,"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}}