{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870013236},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870012418","487:4870012745","466:4660005101","487:4870012747","487:4870013090","487:4870010461","487:4870008694","487:4870012330","487:4870011684","466:4660003976","487:4870011800","487:4870012674","466:4660004088","487:4870012746","487:4870013022","487:4870013161","487:4870011911","493:4930001456","487:4870012873","487:4870012240","487:4870011691","493:4930001484","487:4870008393","487:4870011795","487:4870011924"],"twin_admin_codes":[487,487,466,487,487,487,487,487,487,466,487,487,466,487,487,487,487,493,487,487,487,493,487,487,487],"twin_sims":[0.5500380176385652,0.4747701708208569,0.4659924674197972,0.4364477517681033,0.38977774529961734,0.3051939178820895,0.2959666334778618,0.29404848663901334,0.29073783940320846,0.2840252286885768,0.2746547631852648,0.27029969488360656,0.2659546150756221,0.24283256936773237,0.23596530253589815,0.23399850072625022,0.23133676435566378,0.22409105188405296,0.21821344065421552,0.21556244477602668,0.2125874639490969,0.21179010562063896,0.20627202957495752,0.2024702333703501,0.19784075893207406],"twin_dists":[0.1420054889939449,0.1585239759588983,0.160497313875823,0.16723947452453317,0.1782811630576454,0.20009169339277824,0.20266318090994198,0.20320361706748558,0.20414132091463455,0.20606233483175704,0.2087903860423118,0.21007767027170512,0.21137483612924965,0.21851227820148234,0.22071560680911773,0.22135433402709617,0.22222437718873086,0.22462676437069226,0.22661379529435627,0.22752176472807664,0.2285497102014544,0.22882687328357032,0.23076466781662558,0.2321204386552092,0.23379520385885288],"n_dims_used":43,"mean_confidence":0.9146927234738372},"coverage":{"mean_confidence":0.9146927234738372,"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}}