{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005044},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005449","490:4900005693","490:4900004907","490:4900005319","490:4900004758","490:4900004902","490:4900005415","490:4900005583","490:4900006679","490:4900005033","490:4900004755","490:4900004762","490:4900005182","491:4910002111","490:4900004892","490:4900005324","490:4900005035","490:4900003512","490:4900003788","490:4900005316","490:4900004483","490:4900004761","490:4900005944","490:4900004760","490:4900004921"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.1589149828882061,0.005367014518349185,0.0051629594771328445,0.004300724031162389,0.0015490719899950568,0.001186917470170897,0.0008538066893633113,0.0008210480589770369,0.00028315922896259867,0.00026166132434845635,0.00024026628775229976,0.00020904659531013976,0.00019365233279996537,0.0001886722158242682,0.00017547499789283827,0.00014848855359388734,0.00014752516312686054,0.00013231901263936405,0.00012887576788849468,0.00011782090062551178,0.00011245014245056151,0.00009214948380342522,0.00006570347526132878,0.00005832892242917718,0.0000529618473588916],"twin_dists":[0.24910088625022447,0.41993800287547306,0.4214920495777881,0.42874209696990273,0.4671908356155173,0.4767082179183605,0.48822463661058046,0.48957441369176313,0.5249725720643226,0.5275034062334341,0.5302240338152439,0.5346336040165703,0.5370414829694331,0.5378591402212511,0.540128428013276,0.5453182952485475,0.5455195932724456,0.5488728406616492,0.549682522307169,0.5524276583334717,0.553850375048841,0.5598810208749128,0.5699806031473779,0.5734929278868063,0.5763249339454509],"n_dims_used":45,"mean_confidence":0.9097567240397135},"coverage":{"mean_confidence":0.9097567240397135,"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}}