{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960007784},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940007801","496:4960007543","490:4900000590","494:4940007802","496:4960008473","496:4960008763","496:4960009061","494:4940007385","496:4960007418","496:4960009167","496:4960007790","494:4940008341","494:4940007809","494:4940008325","494:4940008589","494:4940008422","496:4960007014","494:4940008510","496:4960005267","494:4940007825","496:4960007909","496:4960008367","496:4960008861","490:4900000926","490:4900001180"],"twin_admin_codes":[494,496,490,494,496,496,496,494,496,496,496,494,494,494,494,494,496,494,496,494,496,496,496,490,490],"twin_sims":[0.5603064351832713,0.5356654013221714,0.5284938160709609,0.4932213964118174,0.47649062228060785,0.4623789741393758,0.46234399938635456,0.46151187091960894,0.4610842755359506,0.45524437792007244,0.4348159154963666,0.4312797900806686,0.4310892816696949,0.42958740562668624,0.4272131546210626,0.4181688222885464,0.41700503026107355,0.40769416696763766,0.40514243892422214,0.39840841771966345,0.3943916415422531,0.3903128747693201,0.38981205183853385,0.38936716220403395,0.38682980728755967],"twin_dists":[0.1397912222492281,0.1451164268689354,0.14667472551590624,0.1544138428821348,0.1581386269853161,0.16131336038375546,0.1613212697140517,0.16150951279349654,0.1616062895111385,0.16293124897587472,0.1676168525957377,0.16843656885565608,0.16848080785166694,0.16882984537380502,0.16938264284098584,0.17150023632512895,0.1717741193354881,0.17397733242442345,0.1745849912374281,0.1761969049524107,0.17716430584579235,0.17815131235699236,0.17827283597009075,0.17838084894908218,0.1789979974299034],"n_dims_used":45,"mean_confidence":0.9148701985677083},"coverage":{"mean_confidence":0.9148701985677083,"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}}