{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000000852","500:5000000798","500:5000001027","500:5000000572","500:5000000916","500:5000000788","500:5000001826","500:5000001032","500:5000000729","500:5000000687","500:5000002278","500:5000001736","485:4850008381","500:5000001733","500:5000001511","500:5000001510","477:4770000414","500:5000000740","500:5000000746","477:4770000831","500:5000000968","500:5000001735","485:4850008539","500:5000002373","485:4850008632"],"twin_admin_codes":[500,500,500,500,500,500,500,500,500,500,500,500,485,500,500,500,477,500,500,477,500,500,485,500,485],"twin_sims":[0.5389801623701133,0.28399054159133696,0.25056998999103874,0.24241401541174495,0.2275928058167452,0.21943863613972217,0.21657741437037287,0.19710517594625995,0.19216583492352285,0.16836540784810108,0.16445129411055648,0.1555680601660317,0.1473914246009845,0.14089671776054594,0.1398384330483737,0.13706890376046144,0.1327466444464967,0.13058793022921789,0.12958025693173283,0.12394230452047117,0.11809589176165959,0.10961268046586319,0.1084778051130554,0.1045691240582538,0.10271048906769578],"twin_dists":[0.144397596473517,0.20607233197929617,0.21607750459896835,0.21864540290123777,0.22345940142443899,0.2261966678556512,0.22717325332499486,0.2340637922442305,0.23588557619350703,0.2451580818987954,0.24677115260133478,0.2505380830093465,0.25414704862040793,0.2571205331936419,0.2576146522611241,0.25892110371038835,0.26100008779283124,0.26205752637361673,0.26255564894497196,0.26539806882195915,0.2684514350071915,0.27309502544076864,0.27373707573137207,0.2759890581178656,0.2770829519230983],"n_dims_used":44,"mean_confidence":0.9199436361139471},"coverage":{"mean_confidence":0.9199436361139471,"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}}