{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003648},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004355","490:4900002986","490:4900003255","490:4900004354","490:4900001246","490:4900002990","490:4900003257","490:4900003391","490:4900004357","490:4900003127","490:4900003654","490:4900003810","490:4900003794","490:4900003651","490:4900003515","490:4900003254","490:4900003252","490:4900002995","490:4900003119","490:4900002996","490:4900003657","490:4900003518","490:4900003398","490:4900003135","490:4900004493"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.5514250618850705,0.4826024282612008,0.35953613452087624,0.35594010071570187,0.3423355363441081,0.3253677239895491,0.29147466940199485,0.2891961737134634,0.27736096120714,0.23907772221546963,0.2384861999692152,0.23725340788250088,0.22701475776653712,0.20704916190566014,0.19945985533297672,0.19752215409053892,0.16641235175904517,0.14883426763802904,0.14175344197856696,0.13839859283481792,0.13750418855264168,0.1276843596558514,0.11687917406005063,0.10201145446799582,0.10191718743165147],"twin_dists":[0.1417060203681283,0.1567733107547454,0.18576506785635608,0.18667557388757444,0.19016427348378181,0.1946210925672241,0.20393207576504674,0.20458014745199876,0.2079967800312963,0.2197119050965158,0.21990200244291946,0.22029917385839914,0.22365127720460673,0.23048964098627953,0.23320643456185702,0.23391145324525822,0.24595954808307802,0.2534996885865836,0.2567225448875855,0.2582914210103637,0.25871447081977506,0.26350083631675947,0.2691013528992203,0.277498363326805,0.27755455279896635],"n_dims_used":45,"mean_confidence":0.9139918009440104},"coverage":{"mean_confidence":0.9139918009440104,"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}}