{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013257},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012308","490:4900013294","490:4900012792","490:4900013091","490:4900012300","490:4900013087","490:4900012375","497:4970001694","490:4900012371","490:4900012451","490:4900013290","490:4900012970","490:4900013221","494:4940005060","490:4900013130","466:4660010813","490:4900012797","494:4940008448","490:4900012450","490:4900012311","490:4900012305","490:4900013192","490:4900012811","490:4900013079","490:4900013316"],"twin_admin_codes":[490,490,490,490,490,490,490,497,490,490,490,490,490,494,490,466,490,494,490,490,490,490,490,490,490],"twin_sims":[0.055753801313166006,0.025537309673002058,0.022859170037388053,0.019741433746974894,0.01669490010749163,0.01183032418318501,0.008595883318047766,0.008193165370606277,0.008092817182543203,0.00537952024349835,0.005256420192780992,0.004710312285503874,0.004470090877642628,0.003334561713610374,0.0033272434177978125,0.0024585426330526717,0.00235954941634513,0.002309118706431168,0.0020760056461963093,0.0019902901410976154,0.0019304805171574129,0.0018530247197577378,0.0018354452072356375,0.0017149970058005562,0.0013808395482320778],"twin_dists":[0.31206705381759836,0.3517472417536202,0.357020355826349,0.36388206021540126,0.37157052181429934,0.386890373294296,0.40057266563031035,0.40258807569213834,0.4031040637176039,0.41984450936115675,0.42077349868473946,0.4251480994517531,0.4272198129472867,0.438638041440735,0.43872252025026265,0.45020524218814795,0.451742397759483,0.45254836717044866,0.4564976307597521,0.45805296848127647,0.4591751513790509,0.4606769439570545,0.4610258276411142,0.4635025197190041,0.4713232142646123],"n_dims_used":45,"mean_confidence":0.9092237684461806},"coverage":{"mean_confidence":0.9092237684461806,"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}}