{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730003276},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730003142","473:4730003209","473:4730003132","473:4730003072","473:4730003074","473:4730003004","473:4730003975","473:4730002845","473:4730002851","473:4730003197","473:4730003337","473:4730002926","473:4730003131","473:4730003277","473:4730003407","473:4730003207","473:4730002786","473:4730003198","473:4730002721","473:4730000410","473:4730003130","473:4730003411","473:4730004174","473:4730001383","473:4730002857"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473],"twin_sims":[0.9926334561232961,0.9626257832690376,0.8260072548793713,0.8160792775933811,0.7964569688138685,0.7387906034077492,0.6705984882400782,0.644241427759737,0.6402277260449148,0.6289250186325762,0.5979110801014915,0.5881789069743661,0.5510361218923401,0.5377504477512199,0.5350332822194069,0.5346406714707379,0.5271485895327446,0.5240710124190121,0.5009002776870536,0.4990126084851622,0.4939159161237192,0.49339955916778444,0.48999100363155645,0.48836993027901204,0.4837660205948697],"twin_dists":[0.01579330462100486,0.035846552493771555,0.08030229395555767,0.08280326661331293,0.08762095193688603,0.10105883439782101,0.11610295383735533,0.12178899775021339,0.12265149429237555,0.12507705250791928,0.1317202943890084,0.13380528094147337,0.14178998184263375,0.14466416845406874,0.14525360585446193,0.14533882441034948,0.1469675234281703,0.14763799988520954,0.15271696201196544,0.15313341205223244,0.1542600575716231,0.15437438683832075,0.15512997819726446,0.15548987868041536,0.15651399840531918],"n_dims_used":44,"mean_confidence":0.9144646904685281},"coverage":{"mean_confidence":0.9144646904685281,"n_dims_used":44,"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}}