{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003384},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003197","480:4800003242","480:4800003560","480:4800003439","480:4800003111","480:4800003499","480:4800003196","480:4800002798","480:4800002853","480:4800003241","480:4800002661","480:4800002656","480:4800002806","480:4800002861","480:4800002606","480:4800003195","480:4800003060","480:4800002954","480:4800002998","480:4800002618","480:4800003392","480:4800002900","480:4800003687","480:4800002607","480:4800003240"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.9375734147929891,0.9048601451546787,0.8701353104021499,0.8653936736662264,0.8419818838758362,0.8169354256926032,0.6407895923378288,0.5511183975977446,0.5220401877301397,0.48613230744017205,0.4650558527264543,0.4507482214331127,0.4369509711914719,0.39134605356053714,0.3680010097360392,0.3429095371028522,0.336775162950371,0.33351846827216114,0.32659293765866293,0.32273435168890546,0.30440697665345573,0.3020679468217203,0.3017966760917993,0.2977213159474868,0.296550965008355],"twin_dists":[0.046632072672612795,0.058074341779309,0.06850347997403677,0.06983595529366785,0.07617263915827947,0.08258939640855183,0.12253079726070595,0.14177221998138737,0.1480809182655007,0.1559872563931018,0.16070862045312714,0.16395555711885626,0.16712321333368843,0.17790084420840668,0.18363991623612444,0.19001561654373725,0.19161128720366233,0.19246479166057315,0.19429507377044217,0.19532412494396031,0.2003092185895787,0.2009577027750006,0.20103309992753374,0.20217060575699303,0.20249895675413995],"n_dims_used":43,"mean_confidence":0.9139512527820676},"coverage":{"mean_confidence":0.9139512527820676,"n_dims_used":43,"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}}