{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870010498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870011016","487:4870010378","487:4870010366","487:4870008604","487:4870010252","487:4870009979","487:4870000511","487:4870001335","487:4870010369","487:4870000325","480:4800002987","487:4870009980","466:4660013290","487:4870000635","487:4870000387","487:4870000717","487:4870010891","487:4870008748","487:4870008455","493:4930002983","480:4800006248","497:4970003176","487:4870011268","487:4870000384","466:4660012097"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,480,487,466,487,487,487,487,487,487,493,480,497,487,487,466],"twin_sims":[0.2538825613330873,0.09402145881006051,0.043693404405936644,0.04061657867797827,0.038603445025285316,0.03837699977716223,0.024518529939194733,0.01604194932445397,0.01520412825987557,0.013905812659795196,0.012431319154746063,0.011384856727264902,0.01137578826804425,0.01108655921327593,0.011001243747424474,0.010795114214894938,0.010023902539099702,0.009641807754254664,0.008659855507855639,0.008518231986209617,0.008343554021103872,0.007911387786936985,0.007675499315035747,0.007102911763659992,0.006746472659979367],"twin_dists":[0.21504983554502086,0.28241249744258423,0.3249748330275559,0.32874303469513266,0.33134103729625636,0.3316403949498613,0.35369409092385545,0.3733772093493927,0.3757925995443182,0.37977788893204967,0.3847239321664176,0.38856012089175684,0.3885947107748771,0.38971097821905976,0.39004519347451994,0.39086229746044504,0.3940479604411989,0.3957080475481237,0.40026032723512894,0.4009545983097573,0.40182528376628895,0.40405170175472277,0.40531336576182564,0.4085270267368366,0.41064725278480957],"n_dims_used":43,"mean_confidence":0.9093830197356468},"coverage":{"mean_confidence":0.9093830197356468,"n_dims_used":43,"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}}