{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001940},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001746","489:4890002583","489:4890001663","489:4890002345","489:4890001815","489:4890001832","489:4890003249","489:4890003517","489:4890003171","489:4890003587","489:4890002565","489:4890002910","489:4890002634","489:4890003074","489:4890003424","489:4890003599","489:4890003136","489:4890003479","489:4890003453","489:4890003533","489:4890003416","489:4890003451","489:4890002564","489:4890002249","489:4890003022"],"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":[0.7154498592666674,0.6831460360373626,0.6789554987525152,0.6570567014142998,0.6218714814736568,0.6202870647640231,0.6173854999111683,0.6106761277514714,0.6057207280462684,0.5984121678600651,0.5936398293280648,0.5831985879620781,0.5788218834172075,0.5625050362892988,0.5572062167002996,0.550574644246844,0.5485165527633691,0.5416762466044085,0.5314146527287179,0.5301448530253823,0.5283282136494006,0.525913432889805,0.5258507435843196,0.5248340960682485,0.5211696470707161],"twin_dists":[0.10628205650256889,0.11337776840651,0.11428950351168711,0.11902980262229895,0.12658890048522048,0.12692836373280392,0.12754992545397476,0.12898681752683944,0.1300479155048186,0.1316129777101138,0.1326351735049334,0.1348729535500881,0.1358117673093129,0.1393178815615154,0.1404591085203596,0.1418896145897537,0.14233412178255386,0.14381355508154522,0.14603953528538155,0.14631558548355703,0.14671076129252916,0.14723650798772706,0.14725016378699618,0.14747167383986864,0.14827090250376068],"n_dims_used":45,"mean_confidence":0.9177827623155382},"coverage":{"mean_confidence":0.9177827623155382,"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}}