{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000940},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000761","500:5000000814","500:5000000878","500:5000000703","500:5000000877","500:5000000751","500:5000000750","500:5000000706","500:5000000866","485:4850008395","485:4850008394","500:5000000991","500:5000000804","500:5000000694","500:5000000701","500:5000000702","500:5000000748","500:5000000704","500:5000000654","500:5000000597","500:5000000941","500:5000000649","500:5000000588","500:5000000533","500:5000000644"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,485,485,500,500,500,500,500,500,500,500,500,500,500,500,500,500],"twin_sims":[0.9676057835572247,0.9538639279959386,0.9147225290224114,0.8485649269420008,0.8430036692081041,0.839954085239077,0.7764025962711201,0.7557633949413307,0.7515012997617372,0.7489982621015426,0.7213306524452316,0.7146911497146506,0.7144602992301097,0.712636520246919,0.7112435742248618,0.7008899709538795,0.6879488419381768,0.6683595270253607,0.6452985693977185,0.6432478492960952,0.6253355973279063,0.6201639526028837,0.6147366190038787,0.6145725976575219,0.612037055490822],"twin_dists":[0.03333021831734449,0.039917870024848215,0.054835496051091316,0.07442809370626206,0.07590360350017658,0.07670472301396777,0.09239984883496276,0.0971938391132963,0.09817039566467597,0.098741961978969,0.10497484857463567,0.1064503126107455,0.10650149009142357,0.1069055241710953,0.10721378111270126,0.1094964961926773,0.1123306659008358,0.11658780513607751,0.12156171131000765,0.12200257138347743,0.12584654434223938,0.1269547389001232,0.12811726366505247,0.1281523913667896,0.12869538776203532],"n_dims_used":44,"mean_confidence":0.9165640744295988},"coverage":{"mean_confidence":0.9165640744295988,"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}}