{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002467},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005150","491:4910001920","490:4900002216","491:4910002765","490:4900005284","491:4910002015","490:4900002218","490:4900005548","490:4900005938","490:4900005283","490:4900006306","490:4900005547","490:4900010121","490:4900002367","497:4970000272","490:4900011218","491:4910004803","491:4910002866","490:4900006308","490:4900005680","490:4900011622","490:4900012360","491:4910004856","491:4910002016","490:4900010302"],"twin_admin_codes":[490,491,490,491,490,491,490,490,490,490,490,490,490,490,497,490,491,491,490,490,490,490,491,491,490],"twin_sims":[0.2557271548902264,0.14153442872107608,0.04855763453234854,0.045210710786448415,0.036743254629287944,0.01692558699596904,0.016106219967102195,0.015113860297492718,0.014704998155734207,0.013766736125620387,0.012708524479829961,0.011241181080767892,0.010985753121912939,0.01075173318136178,0.008008000526607334,0.007646427709541387,0.00710166629939093,0.0064098935685812505,0.006246969137858843,0.005676494406172898,0.005285885369326952,0.004747390489504345,0.0047228793012740935,0.004316167722946409,0.003939519386916978],"twin_dists":[0.2144812733949856,0.25682411601778643,0.31944920342236044,0.32319814837236355,0.33384567860938336,0.37094703584929783,0.3731965368949898,0.3760597830482948,0.37728785936122167,0.38022405992494934,0.38375580621731814,0.3891110455050874,0.3901061235827811,0.3910360271912302,0.40354467990848514,0.40547125710831317,0.4085342670271785,0.4127440063230846,0.41379482686246366,0.41768012375677976,0.4205493585781439,0.4248369051237024,0.4250423774908997,0.4286010531847319,0.4321795417731474],"n_dims_used":44,"mean_confidence":0.8938075845891779},"coverage":{"mean_confidence":0.8938075845891779,"n_dims_used":44,"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}}