{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003688},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003687","489:4890003628","489:4890003627","489:4890004131","489:4890003870","489:4890003740","489:4890004750","489:4890004120","489:4890003869","489:4890003692","489:4890003622","489:4890004003","489:4890003798","489:4890004841","489:4890003810","489:4890003805","489:4890004384","489:4890004477","489:4890004056","489:4890003803","489:4890004048","489:4890004891","489:4890004884","489:4890004378","489:4890003693"],"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":[0.9314008758385717,0.8946023063447662,0.8232416269910897,0.6182159784495566,0.6110517619601713,0.5859740357468701,0.5784774326377633,0.5715708307013374,0.5619378546989635,0.5523200042530546,0.5385067186767453,0.5366556477212903,0.5301716957945931,0.5278492625963236,0.5187557049021781,0.5048391767233138,0.49713630765498606,0.48651838788080004,0.4822784343673884,0.46825762256415154,0.46588709130706735,0.4575924136398288,0.4572582705499835,0.45669895720581627,0.45268525752004035],"twin_dists":[0.048963028992452015,0.06129635805115736,0.08100369297048626,0.1273720358811593,0.1289063800464321,0.1342778847423406,0.13588567738004184,0.13736851783511358,0.13943996741361506,0.1415128627388319,0.1445002135898899,0.14490159373507697,0.14630974851251108,0.1468149968097767,0.14879810300779156,0.15184936633835106,0.15354779248610312,0.1559013888491428,0.15684554924496283,0.1599868832553731,0.16052108009817806,0.16239779449348807,0.1624736484839111,0.1626006633033719,0.16351380442422792],"n_dims_used":45,"mean_confidence":0.916965823703342},"coverage":{"mean_confidence":0.916965823703342,"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}}