{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850001177},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850001427","485:4850001239","485:4850002284","499:4990002225","477:4770001707","485:4850000952","485:4850003369","485:4850000233","473:4730001690","499:4990003767","479:4790000009","468:4680000240","499:4990001600","473:4730004337","477:4770001654","485:4850000846","473:4730003690","489:4890002113","499:4990002055","473:4730001382","499:4990001782","485:4850000166","477:4770000160","485:4850002029","473:4730004052"],"twin_admin_codes":[485,485,485,499,477,485,485,485,473,499,479,468,499,473,477,485,473,489,499,473,499,485,477,485,473],"twin_sims":[0.452380274390131,0.42381282115846625,0.3986053254433106,0.37582843622698997,0.2831518477555074,0.26523560638155785,0.2584125710920174,0.2432009209542629,0.24022017744470087,0.23822840706774517,0.22947576115003873,0.22459014198389732,0.22366248838464822,0.21728541796568313,0.20749579196342277,0.2059635223910528,0.2031933674175233,0.19401563609801722,0.1880410599539917,0.18630954294672156,0.1772834919922689,0.1768424580119675,0.17479853728959727,0.17351115297616554,0.17286929314024782],"twin_dists":[0.16358331114137584,0.1701765563414807,0.17614959694353086,0.18169645251370692,0.20631427594194485,0.2115907532013957,0.21365816536112223,0.2183952435154331,0.21934561873663164,0.21998494532942225,0.2228366054426869,0.2244596479844288,0.22477046331529046,0.22693079577591765,0.23033189751397903,0.23087404465903677,0.23186122367528578,0.23519954282880812,0.23743208459992973,0.23808836556276944,0.24158087250941054,0.24175472200223963,0.24256446173330948,0.24307795612486027,0.2433349897190007],"n_dims_used":45,"mean_confidence":0.9192942301432292},"coverage":{"mean_confidence":0.9192942301432292,"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}}