{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000588},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000466","494:4940008313","490:4900000564","490:4900000810","490:4900001706","490:4900000798","490:4900000655","490:4900000589","490:4900000489","490:4900001180","490:4900000569","494:4940008422","490:4900002932","490:4900000577","490:4900000411","490:4900000496","487:4870003533","490:4900000930","494:4940007824","494:4940007295","490:4900000712","494:4940008236","490:4900000787","494:4940008416","494:4940008122"],"twin_admin_codes":[490,494,490,490,490,490,490,490,490,490,490,494,490,490,490,490,487,490,494,494,490,494,490,494,494],"twin_sims":[0.619418302573561,0.6176468441472839,0.6168791173614357,0.5922425011224144,0.5434797239771367,0.5369724682999395,0.5214560188868118,0.5173465067092217,0.4932590609900153,0.4919156477488731,0.48729130743387894,0.48421285904801886,0.4777731007586576,0.47743249865989157,0.4746408740035599,0.4590632145311799,0.4355781438842495,0.4351659023709645,0.4266961522069849,0.4236599259869303,0.41583687725362617,0.4097695506742609,0.40469614095394363,0.4025549123399588,0.401952194452783],"twin_dists":[0.12711447952281066,0.12749394616312437,0.12765838888563977,0.13293452827726177,0.14342317590685594,0.14483287628492766,0.1482083974432286,0.1491061384874525,0.15440550131192615,0.15470314259861803,0.15572954760433627,0.15641446994213792,0.15785167061609212,0.15792785644413307,0.15855295450523313,0.16206414384519446,0.16744050975592048,0.167535867231428,0.1695031839422633,0.1702123165763729,0.1720493581009076,0.17348434979647234,0.1746914459492559,0.17520292301722568,0.17534711527480168],"n_dims_used":45,"mean_confidence":0.9161228603786893},"coverage":{"mean_confidence":0.9161228603786893,"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}}