{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960001238},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001972","479:4790004365","496:4960002629","496:4960001973","496:4960001964","496:4960003451","496:4960001966","496:4960003051","496:4960002918","496:4960001339","496:4960001844","496:4960003049","496:4960003185","496:4960003727","496:4960001362","496:4960002097","496:4960002482","496:4960001128","496:4960001922","496:4960003191","496:4960002628","496:4960001595","472:4720000982","496:4960000514","496:4960001971"],"twin_admin_codes":[496,479,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,472,496,496],"twin_sims":[0.5000136635617071,0.36716226573080396,0.3495114014980579,0.3358192967592099,0.3354078780694054,0.33051024809291074,0.31429559097325094,0.30504792116214946,0.3022132848976005,0.2898405844127349,0.28679436314464585,0.27722145220337024,0.2748653023323396,0.26864524110561194,0.2685782335696733,0.26076486451998665,0.2591632194891428,0.2507741958413121,0.2505827185826116,0.2460371180451759,0.24518208592167906,0.24366073364964352,0.23359922340303388,0.23251811663724264,0.2280520679265843],"twin_dists":[0.15291250870488757,0.18384937995176356,0.18831523849656034,0.1918613317759378,0.19196907323430956,0.1932572181644099,0.19759893113980903,0.20013202504260236,0.20091732364349615,0.20439655031390758,0.2052666025085474,0.2080375757549276,0.2087284731758381,0.21057005066438378,0.21059003221326827,0.2129415836065825,0.21342905009677327,0.21601390355064057,0.21607353924111092,0.21749792076081628,0.21776773248564016,0.21824930996365174,0.22148443016845445,0.22183742037044263,0.2233071850849635],"n_dims_used":45,"mean_confidence":0.9332005818684895},"coverage":{"mean_confidence":0.9332005818684895,"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}}