{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000000670},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002405","500:5000001822","500:5000002274","500:5000001020","485:4850008631","485:4850007931","500:5000001515","477:4770001436","500:5000001594","485:4850008869","500:5000001512","485:4850007876","485:4850007755","500:5000000042","477:4770000811","500:5000003626","477:4770001379","500:5000001226","500:5000001131","500:5000002239","485:4850003019","485:4850003538","466:4660005430","500:5000002538","500:5000002960"],"twin_admin_codes":[500,500,500,500,485,485,500,477,500,485,500,485,485,500,477,500,477,500,500,500,485,485,466,500,500],"twin_sims":[0.2418112478158933,0.22432309248530255,0.21243272098290977,0.17921627696935663,0.1621407630831701,0.1523801797324079,0.14674031912524826,0.12977512555736828,0.12742467587349657,0.12216345392706071,0.11788559441888101,0.1158773788862106,0.09471892497138401,0.09422116339010869,0.09212625442114172,0.0886246906070961,0.08832264026591995,0.08741365485454534,0.0866838827119866,0.08274632847898343,0.08128076454774136,0.08035172247137325,0.07768275993257533,0.07702201128776826,0.07419013098060855],"twin_dists":[0.21883737998711147,0.224549036628905,0.22860344397536284,0.24082259914181953,0.2477364211778399,0.2519281655893561,0.2544407134503241,0.2624590921315813,0.26363112523291726,0.2663152505723189,0.26856339874010665,0.26964037524365003,0.28197072983319066,0.2822857435010897,0.28362609584238546,0.2859212594553338,0.2861225920534615,0.2867317960717846,0.28722454537770636,0.28994173928097455,0.290979485539987,0.2916451116953034,0.29359229805644677,0.29408264753945057,0.2962234147734074],"n_dims_used":45,"mean_confidence":0.9213285658094618},"coverage":{"mean_confidence":0.9213285658094618,"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}}