{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000754},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000991","490:4900000756","490:4900000992","490:4900000989","490:4900000993","490:4900000870","494:4940008247","490:4900013227","490:4900000869","490:4900000990","494:4940008056","494:4940007327","490:4900012936","490:4900013152","490:4900000456","490:4900013080","490:4900013121","490:4900012316","494:4940008146","490:4900000537","494:4940008145","490:4900013188","490:4900013093","494:4940007954","490:4900012873"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,490,494,494,490,490,490,490,490,490,494,490,494,490,490,494,490],"twin_sims":[0.4248091232348104,0.4245698967386562,0.3985640391516615,0.3377328175038032,0.2663482752473365,0.2559183240075802,0.2080589900701034,0.15217707672682187,0.14772484601381658,0.12551163092983694,0.10454529284767762,0.08878637751995296,0.08209057804377647,0.07866088693686506,0.0729887513990393,0.07218073848447774,0.061923762455368875,0.05828053655776657,0.05820406450527659,0.057437064427299955,0.05688802936192344,0.055576803198878894,0.05481854561188967,0.054701135850144945,0.04752034622362574],"twin_dists":[0.16994366560901578,0.1699995652536836,0.17615951528563065,0.19136115924897018,0.2112567745905668,0.21442249788136705,0.23013331361783346,0.25201744914478214,0.25399703823544256,0.2645971945388284,0.27600298766492115,0.2858137102499772,0.2904042343756041,0.29287254025317355,0.29715157475225124,0.29778280246204636,0.306341474845864,0.3096621283946146,0.3097336395413509,0.3104552007712619,0.31097660681392764,0.3122388702375951,0.3129800923387595,0.31309562187423406,0.3205873426739154],"n_dims_used":45,"mean_confidence":0.9103481716579861},"coverage":{"mean_confidence":0.9103481716579861,"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}}