{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000329},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850007561","485:4850007502","485:4850007446","500:5000000818","485:4850007500","485:4850007892","485:4850007248","485:4850006788","500:5000000484","485:4850007897","500:5000000273","500:5000000071","500:5000000476","500:5000000038","485:4850007696","475:4750002795","485:4850006639","485:4850007949","485:4850005670","485:4850007928","473:4730000142","485:4850007510","485:4850007378","485:4850007564","485:4850007734"],"twin_admin_codes":[485,485,485,500,485,485,485,485,500,485,500,500,500,500,485,475,485,485,485,485,473,485,485,485,485],"twin_sims":[0.19370562979722664,0.17890213867856467,0.15036822915063097,0.14795108574919383,0.13594995445431748,0.1307790284432863,0.13076652246511647,0.1255930160996247,0.12374209161538101,0.11809847394551594,0.11223429295179822,0.10730482893180825,0.10642114632890388,0.10616432379765316,0.10600024995767537,0.10392804314249145,0.0943814283612157,0.09322970577098036,0.08716245963351617,0.08655673971980883,0.08520187193703879,0.08226643091063435,0.0820420212523117,0.08136221528338754,0.08118042391772631],"twin_dists":[0.23531419607769602,0.24094544599222695,0.2528165026419784,0.2538953925525644,0.25945454090240916,0.26196338834830835,0.26196954581845017,0.2645558691538833,0.26550079695623297,0.26845006118446174,0.27163128342801957,0.2744061750588479,0.27491401119102155,0.27506221641815415,0.27515704482492853,0.27636463986358195,0.2821841752584111,0.28291712822452775,0.28690103510396997,0.28731073078824826,0.28823546069218814,0.2902799177826072,0.29043859841401926,0.2909214200125327,0.2910510816032026],"n_dims_used":45,"mean_confidence":0.918160163031684},"coverage":{"mean_confidence":0.918160163031684,"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}}