{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005975},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006089","490:4900005322","490:4900006459","490:4900005052","490:4900005969","490:4900005325","490:4900005968","490:4900005306","490:4900006093","490:4900006216","490:4900006694","490:4900006571","490:4900006215","490:4900006090","490:4900007186","490:4900006823","490:4900006940","490:4900004643","490:4900007299","490:4900004503","490:4900006577","490:4900007405","490:4900007068","490:4900004767","490:4900004628"],"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":[0.01924363058028111,0.008711534413961984,0.007177568308318771,0.006978570854193908,0.0060707093902350835,0.004918438328206162,0.0037296529673731256,0.0036301077776236816,0.0028712672614660544,0.002225925203293508,0.0013700857402149708,0.0012832723329801465,0.0009801490129035916,0.0008809468058525936,0.0006931877518943553,0.0006922572482600928,0.000571691244464792,0.0005586538446021557,0.0004961824106797697,0.00048275471412890483,0.0004495478693099451,0.00041305564123556905,0.00041292940306154034,0.00040880281275000786,0.0003652636330080805],"twin_dists":[0.36506399984889226,0.40000951353323005,0.40809509454025594,0.4092555556144503,0.41495985285047954,0.42342923990336234,0.4343108527755736,0.43536023986574973,0.44435305719617013,0.45391393907767597,0.4716029292295127,0.4739383930860413,0.4834334543819592,0.48714233323647577,0.4953723377942674,0.4954180734318726,0.5018909282223214,0.5026656263127341,0.506629269604277,0.5075418484632701,0.509904776687303,0.5126976376435372,0.5127076937679108,0.5130380120927059,0.5167271942657579],"n_dims_used":45,"mean_confidence":0.911565653483073},"coverage":{"mean_confidence":0.911565653483073,"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}}