{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004769},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004627","490:4900004765","490:4900005180","490:4900005701","490:4900006223","490:4900005437","490:4900006818","490:4900004767","490:4900004621","490:4900005440","490:4900005307","490:4900006095","490:4900007068","490:4900005448","490:4900005710","490:4900006703","490:4900004630","490:4900005306","490:4900005441","490:4900004629","490:4900006460","490:4900004910","490:4900004901","490:4900006942","490:4900004908"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1543096134738018,0.14882808798349575,0.12299759214024368,0.11353923925245621,0.10041210236431156,0.09687208404949142,0.08737240772348107,0.07957848114768101,0.07544806857689938,0.07220966246315921,0.07155398677975805,0.06968013678889982,0.06876605367495058,0.06621181836741259,0.06598241019891826,0.06139814041128038,0.06098319504928851,0.06032881686322024,0.05653569526535532,0.051949623010560865,0.04974436230187248,0.049358681712506354,0.039315542379043875,0.03846376331147579,0.029699219867924086],"twin_dists":[0.2510843156989912,0.25350245131486815,0.26588390859287664,0.27091250118392374,0.2784572331449937,0.2806229090665815,0.286759559159389,0.2922038328736314,0.2952644808647588,0.29776010829012556,0.2982763794171118,0.2997732736239567,0.3005153669833104,0.30263243158583697,0.302825815480842,0.30681047777095,0.307183059260576,0.3077748817848609,0.311313402887983,0.3158637682778804,0.3181717208399589,0.31858408199980354,0.3304092394225336,0.3315255184384702,0.3444311805426408],"n_dims_used":45,"mean_confidence":0.9148130628797743},"coverage":{"mean_confidence":0.9148130628797743,"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}}