{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002907},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003442","480:4800002986","480:4800003571","480:4800003501","480:4800003027","480:4800003238","480:4800003335","480:4800002763","480:4800003289","480:4800003193","480:4800003292","480:4800003192","480:4800003686","480:4800002862","480:4800003080","480:4800003152","480:4800002909","480:4800003237","480:4800003694","480:4800003394","480:4800003502","480:4800002956","480:4800003441","480:4800003243","480:4800003448"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.43288666746887344,0.4215113282373942,0.2922938561964049,0.25970729490713595,0.24465603902788038,0.24378836085085168,0.21133658923817664,0.20560179649795807,0.20190809399141,0.18769120228905367,0.172580820688477,0.16120743928550854,0.15517268601326675,0.14710153686506305,0.14630060954527443,0.14545819266459661,0.14192407562598983,0.14172235720783175,0.13793485413113551,0.13477594816703062,0.1311194300442585,0.1289597466061756,0.12568561251483262,0.12047844531027986,0.11496816040156975],"twin_dists":[0.16806374126052553,0.1707154193178294,0.20369981166634726,0.2132632468034585,0.2179340317808176,0.2182088356896091,0.22898483196930075,0.2310024321694337,0.2323223830700157,0.2375643451637081,0.24345073117988394,0.24812916269341814,0.2507093469091967,0.2542776765622672,0.2546395789154956,0.255021813735862,0.25664349152286503,0.2567369538654128,0.258510511664196,0.2600177745749723,0.26179595776348574,0.26286384253375145,0.26450887568532494,0.26719348298451395,0.2701326929856638],"n_dims_used":43,"mean_confidence":0.9132968991301781},"coverage":{"mean_confidence":0.9132968991301781,"n_dims_used":43,"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}}