{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006228},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006469","490:4900006348","490:4900006227","490:4900007688","490:4900006350","490:4900005724","490:4900006351","490:4900006107","490:4900006231","490:4900006467","490:4900006232","490:4900006103","490:4900006591","490:4900007444","490:4900006102","490:4900006352","490:4900006349","490:4900006470","490:4900006711","490:4900005982","490:4900006589","490:4900005979","490:4900005720","490:4900006463","490:4900007327"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.26022957951902476,0.04374686926312061,0.03533445896916271,0.03306217929094636,0.019942093207179202,0.017652436510868005,0.012636823555325192,0.009463319098022161,0.007009043379896326,0.002844653436605799,0.0018950808754221048,0.0012591665665496311,0.0011369054043714613,0.0010964632826208605,0.0008651174466759538,0.0007123383112356918,0.00038804938088752596,0.0003686594470718873,0.0003066440888540158,0.00026722423687739513,0.00006089457586916336,0.00004040077281904646,0.000024754667387274795,0.000017628065299795076,0.000017134022488275967],"twin_dists":[0.21310428956441244,0.32491135442843894,0.335815174542257,0.3391373406712315,0.3634129767373088,0.3690301437148146,0.3840044111455438,0.39650372988809357,0.40907594007381604,0.4447064039564435,0.4598545024209672,0.47461281292459023,0.47822901647730603,0.4795048201192411,0.48776975162152464,0.49444353672663394,0.5147480877233541,0.5164250322813091,0.5224062311640619,0.526830296096245,0.5722254716241831,0.5841944900213675,0.5981702651112881,0.6076687866000627,0.6084573144728079],"n_dims_used":45,"mean_confidence":0.9121500651041666},"coverage":{"mean_confidence":0.9121500651041666,"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}}