{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001024},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001089","489:4890001023","489:4890001032","489:4890003554","489:4890000740","489:4890000851","489:4890001347","489:4890001480","489:4890000799","489:4890004003","489:4890001031","489:4890003237","489:4890001499","489:4890004109","489:4890002748","489:4890004568","489:4890000906","489:4890001154","489:4890004567","489:4890001574","489:4890003624","489:4890001488","489:4890000971","489:4890004235","489:4890001088"],"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":[0.8061568699205506,0.775655220463625,0.6942053559813411,0.6710313774575317,0.6494844951765024,0.6347401514138407,0.6204462392851867,0.6183628422120154,0.6175493172500186,0.6175124588213253,0.6157792258870545,0.5879942127663994,0.5798125419684264,0.5793713008110883,0.5730667221868847,0.5724320281910151,0.568624439027271,0.5645539845768086,0.5618573762499733,0.5600668485016955,0.5582649807268798,0.5556673782705432,0.5524303193845339,0.5486839085381303,0.5485838827133382],"twin_dists":[0.08525880305765988,0.0925754894815006,0.11096290445252974,0.11600916439910007,0.12066120141843245,0.12382966395604109,0.12689426231267706,0.127340576506781,0.1275148362872825,0.12752273127869704,0.1278939670459304,0.13384486517395966,0.1355992188648671,0.1356938845640426,0.13704720280305477,0.13718352337028922,0.13800166254838883,0.1388769782111723,0.13945729171982058,0.1398428184329071,0.14023095793532342,0.14079082169631543,0.1414890565840154,0.1422979659347293,0.14231957547521049],"n_dims_used":45,"mean_confidence":0.9155949910481771},"coverage":{"mean_confidence":0.9155949910481771,"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}}