{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960012066},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["466:4660001248","490:4900002355","496:4960011987","466:4660001343","469:4690003275","466:4660000887","496:4960011990","496:4960012202","466:4660000761","496:4960011999","469:4690002778","469:4690003174","488:4880002977","466:4660001854","496:4960012000","496:4960011994","496:4960012072","466:4660002392","466:4660010907","490:4900004736","469:4690002224","496:4960011905","466:4660001874","466:4660009228","466:4660002351"],"twin_admin_codes":[466,490,496,466,469,466,496,496,466,496,469,469,488,466,496,496,496,466,466,490,469,496,466,466,466],"twin_sims":[0.6648884455353263,0.6062618342552514,0.5377983423925552,0.5254402393821344,0.5134837601109643,0.4800590998231201,0.4737901190083497,0.45900998911720425,0.447886932383661,0.43896737932827196,0.4296608472133273,0.42922251887909335,0.4259815706528283,0.42542372844876314,0.4235213970365367,0.4122034371360436,0.40756938733912174,0.39585430408594957,0.393073607352869,0.39064347612959716,0.3865005981541586,0.38098739660746767,0.3755105801627779,0.37492315974150314,0.3697540654759571],"twin_dists":[0.11733870685295468,0.12993205004845831,0.14465378386990596,0.14733959409570777,0.14995154154367696,0.15734079014400626,0.15874369420083223,0.16207621131766767,0.16460938923948396,0.1666578828215568,0.16881276592592426,0.16891472048874123,0.16966989073702737,0.1698001118375412,0.17024472139104427,0.1729076046800107,0.17400700762390486,0.1768115157008627,0.17748273075409063,0.17807113267961305,0.1790782093726561,0.18042637422455077,0.18177498186035548,0.18192019533546533,0.1832028854628829],"n_dims_used":45,"mean_confidence":0.9157190958658854},"coverage":{"mean_confidence":0.9157190958658854,"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}}