{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003572},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003395","489:4890002918","489:4890003006","489:4890002566","489:4890002827","489:4890002996","489:4890002839","489:4890003458","489:4890002307","489:4890002916","489:4890003183","489:4890002155","489:4890003260","489:4890001840","489:4890002828","489:4890001920","489:4890002414","489:4890002313","489:4890003521","489:4890002641","489:4890002742","489:4890003377","489:4890002426","489:4890001748","489:4890002077"],"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":[0.7928082720868024,0.7046113226762655,0.6778488523714196,0.6575018684826487,0.6571249820366267,0.6511677061660952,0.6389554976887118,0.638887658713714,0.6380810578875596,0.637280894190087,0.6108723987569131,0.6066026323435562,0.6010088587819836,0.5981907682126962,0.5916833608512274,0.5915163128805263,0.5910920781281347,0.5906585593765276,0.5896088697972982,0.5884117406665804,0.582984394278165,0.5825625473567597,0.5768914118349535,0.5718137915350202,0.5697853376217477],"twin_dists":[0.08850045565747833,0.10867770195154237,0.11452999869569902,0.11893378735910333,0.11901507641527016,0.12029884140091125,0.12292474028842304,0.12293930877306178,0.12311251342821586,0.1232843113955464,0.12894478857609426,0.12985907603038843,0.1310568856226952,0.13166039400485272,0.13305432378869167,0.13309011475747992,0.13318101162413612,0.13327390099329747,0.13349883070444377,0.13375538033065035,0.1349188859185476,0.13500935173316134,0.13622604554354933,0.13731632427538354,0.13775215598892487],"n_dims_used":45,"mean_confidence":0.9142051696777344},"coverage":{"mean_confidence":0.9142051696777344,"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}}