{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012019},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011427","490:4900012087","490:4900011141","490:4900012504","490:4900011751","490:4900012577","491:4910005808","490:4900011622","497:4970000569","490:4900012155","490:4900011686","497:4970000636","490:4900012223","497:4970000216","490:4900012431","491:4910005468","491:4910003893","497:4970000568","490:4900010476","490:4900010562","490:4900012154","490:4900012650","490:4900006308","490:4900002367","491:4910005519"],"twin_admin_codes":[490,490,490,490,490,490,491,490,497,490,490,497,490,497,490,491,491,497,490,490,490,490,490,490,491],"twin_sims":[0.10028872009541667,0.0857620578605615,0.04850811342165545,0.021847928900727093,0.01221991234283999,0.011365517070044141,0.00885215955174331,0.0071602595781240595,0.006486909390925603,0.0046624758719171705,0.0019974477642483216,0.0016563758595980005,0.0010971425159911612,0.0009443069107560149,0.0008440575280658238,0.0007401100360330905,0.0007048704801794156,0.000427471149975099,0.00035699120196466003,0.0003532856507864781,0.00022902162510829354,0.0002121710142856757,0.00015989498733526828,0.0001529794100852804,0.00007582917616659879],"twin_dists":[0.2785317003016864,0.287851710387425,0.3195030754930826,0.3591516464099006,0.38547520150057457,0.3886339178672544,0.39933369394571605,0.40819487494933837,0.41225562732133814,0.4255528843768614,0.45792075755253425,0.4647664558837974,0.47948303524691255,0.4847315122296471,0.4886212347856079,0.4931370944968274,0.49480292826100597,0.5115677996752992,0.5174744412196582,0.517814438332226,0.5317466321837644,0.5341653490670191,0.5430242661012055,0.544395903920678,0.5657231124594252],"n_dims_used":44,"mean_confidence":0.8825196352871981},"coverage":{"mean_confidence":0.8825196352871981,"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}}