code: def run_matrix_vector_dotproduct_benchmarks():
      result_dir = default_result_dir(base=BASE_FILE_NAME)
  
      for executable in iter_executables("matrix_vector_dotproduct"):
          run_benchmark(executable, [None], result_dir)
  
      return result_dir
  
imports: import os
  import matplotlib.pyplot
  import numpy
  import pandas
  from tools.benchmark.benchmark_util import iter_executables, run_benchmark, default_result_dir, get_last_result_dir, extract_build_from_name
label_desc: Use image node_id 1 for calling a global function with example usage: run_matrix_vector_dotproduct_benchmarks() and returns: result_dir