{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005186},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005716","490:4900005584","490:4900007074","490:4900006224","490:4900007073","490:4900006218","490:4900005051","490:4900006340","490:4900006826","490:4900005326","490:4900007678","490:4900007191","490:4900006822","490:4900006958","490:4900006825","490:4900005455","490:4900006709","490:4900003953","490:4900005329","490:4900007320","490:4900006566","490:4900007453","490:4900006337","490:4900007680","490:4900007081"],"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":[0.08839031551957258,0.0654469777144352,0.05425981283095427,0.04883867128757125,0.031902141290721386,0.017885259141374402,0.013660451692436104,0.013446019586239165,0.013261187431392206,0.006416162405029085,0.005067277832181473,0.004703457484175805,0.004203645009692252,0.0032743290765589014,0.002635866021071849,0.002621604779831643,0.0024249043756035967,0.002302920504212144,0.0020487005439933544,0.002025099096502603,0.0017189354283295923,0.0012843452444202522,0.001151374866047293,0.0009399199087056444,0.0006501055124683252],"twin_dists":[0.2860774354434153,0.30327931241846795,0.31353172220996606,0.31914434022270083,0.3409091320001693,0.3684307518713963,0.38056772264620486,0.3812683257404438,0.3818801893265629,0.4127040567839242,0.4222399757634073,0.42520587436663415,0.4296393801014254,0.4393384317561468,0.4475883918446288,0.4477927920097015,0.4507211026900825,0.452648537161564,0.45698657999430503,0.45741405920164757,0.4634190372177066,0.47390864883857126,0.4777827508970059,0.4848935212907532,0.4975523943603762],"n_dims_used":45,"mean_confidence":0.9091884189181858},"coverage":{"mean_confidence":0.9091884189181858,"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}}