{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003577},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004271","490:4900001673","490:4900005637","490:4900006275","490:4900004569","490:4900004820","490:4900005762","490:4900007368","490:4900001686","490:4900004416","490:4900004535","490:4900006395","490:4900001141","490:4900001428","490:4900004540","490:4900004954","490:4900002911","494:4940007797","490:4900004815","490:4900004955","494:4940007259","494:4940007148","490:4900002175","493:4930006735","490:4900003856"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,494,494,490,493,490],"twin_sims":[0.40296295914896046,0.29246788460167084,0.27402432467387855,0.23593416603317002,0.23554786833151378,0.23336580812350993,0.22964175230596687,0.17995052550379,0.1782358486411879,0.15890498039036086,0.158007991960611,0.1565850801919157,0.15622876245513884,0.15616363188664448,0.1516577574824779,0.1478830696901077,0.14762364171889028,0.14513450289892585,0.1445073138537719,0.14280398233309502,0.13199585723155233,0.1294657751357759,0.1293381394964375,0.12883002058450452,0.12880196888784684],"twin_dists":[0.17510535845009617,0.20365051916996588,0.20897595219261134,0.2207256913252821,0.2208508781820045,0.22156055122723667,0.222781865339945,0.24053605838651498,0.2412065127194701,0.24910514837336742,0.24948815758948792,0.2500989986146817,0.2502525960842841,0.2502806995017611,0.252246139236901,0.25392593894327453,0.25404254483052463,0.25516911938479125,0.2554552366316552,0.25623695526414997,0.2613663792230653,0.26261242547995367,0.2626757703127757,0.26292841612763934,0.2629423858564032],"n_dims_used":45,"mean_confidence":0.9166250440809461},"coverage":{"mean_confidence":0.9166250440809461,"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}}