{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012353},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012355","466:4660005651","466:4660007284","490:4900012910","466:4660007000","466:4660006852","490:4900012424","466:4660009166","466:4660005648","466:4660007733","466:4660010848","490:4900002576","466:4660007732","466:4660009341","466:4660008192","494:4940007956","466:4660008050","494:4940005465","466:4660008204","490:4900012908","466:4660009338","487:4870004519","490:4900002878","466:4660009150","466:4660010350"],"twin_admin_codes":[490,466,466,490,466,466,490,466,466,466,466,490,466,466,466,494,466,494,466,490,466,487,490,466,466],"twin_sims":[0.4314232149623055,0.18675381060353163,0.1780455626800137,0.17762901357470634,0.17137516125115526,0.1682926901131805,0.16425265120105992,0.1360009474607542,0.11934625509937248,0.1162132275138564,0.10936095636219391,0.10633111739700178,0.09597987712510914,0.07557319683114738,0.07551191594861693,0.07538773830159254,0.07341362004899231,0.07332372009405208,0.06872546944568486,0.06595241179088272,0.05865006549486292,0.05834735321908634,0.05578025731478346,0.05564700889856475,0.05373369548576703],"twin_dists":[0.1684032686107295,0.23791957203053662,0.24128119800627837,0.2414448873839858,0.2439359722685811,0.2451878024208057,0.24685375236870094,0.25943015959796645,0.26778886668510854,0.2694592725318509,0.27323699139118784,0.2749659327516493,0.28117851832438945,0.29516980190073105,0.295216154599726,0.2953101753466304,0.29682192829987414,0.29689155080737367,0.3005485005702895,0.3028511437440612,0.3093176571849076,0.3095997095440271,0.3120414110839676,0.31217066577203845,0.31405546977586907],"n_dims_used":45,"mean_confidence":0.916858164469401},"coverage":{"mean_confidence":0.916858164469401,"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}}