{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960010681},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960010270","496:4960011764","496:4960010761","496:4960011063","496:4960010685","496:4960010832","496:4960010443","496:4960010354","496:4960010600","496:4960011931","496:4960010271","496:4960011070","496:4960011062","496:4960010602","496:4960010686","496:4960010442","496:4960010107","496:4960010601","496:4960011064","496:4960011141","496:4960011314","496:4960011946","496:4960011495","496:4960009482","496:4960011766"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496],"twin_sims":[0.4287275845424894,0.411199735074476,0.40308639526246354,0.38564788140852946,0.34967914192964406,0.34346333568385934,0.3329136418046574,0.28895752175000056,0.25494202959502454,0.2500677550697021,0.24552824240322554,0.24205399240517475,0.2375121390467564,0.21389229213488467,0.18446235356437757,0.18134329170808403,0.17484218636094434,0.16635607338496716,0.1646538500838397,0.1632960623797822,0.1486236467676203,0.138941597327876,0.1334677398586883,0.12475069886268318,0.12105301318455447],"twin_dists":[0.16902989271376795,0.1731452655722876,0.17507585346156074,0.17928612496056795,0.18827225675512999,0.18987231726443213,0.1926238007764971,0.20464820302595588,0.21472295486392512,0.21623406945518542,0.21765842736518193,0.21876003038025843,0.22021570649580688,0.22809766383536334,0.23879322956330118,0.23999479799792103,0.2425470989614292,0.24598274300734219,0.24668699995183024,0.24725253656588533,0.25359389826311346,0.2580355777282844,0.2606497468565885,0.26498456491647643,0.2668929690759515],"n_dims_used":45,"mean_confidence":0.9104935540093316},"coverage":{"mean_confidence":0.9104935540093316,"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}}