{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006762},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006629","490:4900006756","490:4900007744","490:4900006514","490:4900006991","490:4900006997","490:4900007501","490:4900003575","490:4900007124","470:4700004500","490:4900005502","490:4900004830","490:4900007616","490:4900007621","490:4900007624","490:4900005891","490:4900002898","490:4900007737","494:4940007027","490:4900004971","490:4900003700","490:4900005237","466:4660004130","490:4900006878","490:4900001832"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,494,490,490,490,466,490,490],"twin_sims":[0.6549331028788887,0.5771097716869618,0.549789859423255,0.49540290737304604,0.4890362325666569,0.47217725246379205,0.46947322481491416,0.4313236317827842,0.42906179684120355,0.4092984712033238,0.4046353892995644,0.4011654493633248,0.3928688680948996,0.37395923006622583,0.37168215734801213,0.36247503699358735,0.3617947650924192,0.3354789258128109,0.3282133900311792,0.3228240323079787,0.3215770536862775,0.3203894788406144,0.3025292926060051,0.29920760250730094,0.28335090803879337],"twin_dists":[0.11948765960300192,0.1361791794459797,0.14205908032651088,0.15393100892768727,0.155341907016041,0.1591056113099054,0.15971330704778827,0.168426389256988,0.1689521148723413,0.17359615234992595,0.1747059409980169,0.17553548056068294,0.17753223829929363,0.18215872594616928,0.18272340714711194,0.18502439922773337,0.18519557020309854,0.1919504622855784,0.19386492251122817,0.1953001304524216,0.19563410030928424,0.19595283445253545,0.20082956653013206,0.20175470717220048,0.20625681251776765],"n_dims_used":45,"mean_confidence":0.9208689371744792},"coverage":{"mean_confidence":0.9208689371744792,"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}}