{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870001099},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870001572","487:4870002325","496:4960008136","487:4870002278","487:4870000289","487:4870004393","496:4960007771","487:4870001555","487:4870000291","494:4940007683","494:4940007148","494:4940008505","487:4870001190","487:4870004370","496:4960007774","487:4870000531","487:4870000534","494:4940007678","487:4870000533","487:4870011403","487:4870001556","494:4940008413","487:4870004246","490:4900001673","487:4870001937"],"twin_admin_codes":[487,487,496,487,487,487,496,487,487,494,494,494,487,487,496,487,487,494,487,487,487,494,487,490,487],"twin_sims":[0.46114830810008783,0.3885120252494776,0.3510669189639344,0.34866312468520366,0.283238192209735,0.2756320558684539,0.2709799396908579,0.2639186846516737,0.2073496552194394,0.20675325936459266,0.18721342266787092,0.18666801800003843,0.1866435925662774,0.18003967226137196,0.1768468715089571,0.17433085891006722,0.16110486151026596,0.15715108334809463,0.1564840957928208,0.15603896608188367,0.1548018370596072,0.15171547996113754,0.15041326861711,0.1485932214150356,0.147544468304888],"twin_dists":[0.16159179514136104,0.17858862730206995,0.1879170666843338,0.18853276655009882,0.2062893475944284,0.2085032406013095,0.2098757637610974,0.2119871707798536,0.23038348544219553,0.2305942775453012,0.2377452449964883,0.23795214579432902,0.23796142157318123,0.24050132527105197,0.24175298073606605,0.24275068972899158,0.24817242786461413,0.24985553620613377,0.25014250389326115,0.25033451588330624,0.25087027766920306,0.25222069187430585,0.25279652098245353,0.2536075155126435,0.2540781612894722],"n_dims_used":43,"mean_confidence":0.9116933068563772},"coverage":{"mean_confidence":0.9116933068563772,"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}}