{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011686},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011622","490:4900012087","490:4900010214","490:4900011751","490:4900011558","490:4900010121","491:4910005808","490:4900012019","490:4900012504","490:4900012155","490:4900011141","491:4910004856","490:4900009821","491:4910005468","490:4900012720","490:4900012432","490:4900008655","490:4900005560","491:4910002467","490:4900011427","491:4910005714","490:4900009619","490:4900012650","490:4900007990","490:4900010648"],"twin_admin_codes":[490,490,490,490,490,490,491,490,490,490,490,491,490,491,490,490,490,490,491,490,491,490,490,490,490],"twin_sims":[0.21650694424100655,0.05914206383248586,0.021045302697698293,0.017570893597925078,0.011683338555095561,0.003619081431718266,0.0028961593201503456,0.0019974477642483216,0.0017047102800733728,0.001405392416713626,0.0011649247313649093,0.0010432844522519453,0.0005490051964509798,0.0004730517553083414,0.0003079950482855397,0.0003028708496930612,0.00028053933013898186,0.0002609623084056009,0.00022730228172000716,0.0002225692605561232,0.00021688380990443753,0.0002055315852228095,0.0001960914038297938,0.00015479088082120723,0.0001356689514416527],"twin_dists":[0.2271974151630512,0.3088617850849502,0.36090518839814834,0.3692417107286372,0.3874350570279235,0.4354780852730768,0.4440252706181627,0.45792075755253425,0.46372140300111875,0.47069204483603705,0.4773695319123006,0.48125048364887457,0.5032499016156695,0.508216169279323,0.5222642760163078,0.5228058434135017,0.5252711504128069,0.5275889356497777,0.5319856150768953,0.5326523783535517,0.5334711763448454,0.5351683343789866,0.5366482228857364,0.5440310508232008,0.548103967956896],"n_dims_used":44,"mean_confidence":0.8824149912053888},"coverage":{"mean_confidence":0.8824149912053888,"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}}