fast sampling in R -

fast sampling in R -

क्या base :: sample < / Code> फ़ंक्शन?

  आप आधार को नष्ट करने से थोड़ा-सा गति प्राप्त कर सकते हैं: : नमूना फ़ंक्शन कॉल:  
  & gt; X & lt; - rnorm (10000) & gt; System.time (1: 100000 में मैं) x [अनंत (नमूना (10000 एल, 10 एल, गलत, नल))) उपयोगकर्ता सिस्टम बीत चुका 2.873 0.017 2.851 & gt; System.time (1: 100000 में मैं) नमूना (एक्स, 10)) उपयोगकर्ता सिस्टम बीत गया 3.420 0.025 3.258    आपकी समस्या के आधार पर गति बढ़ाने के अन्य और अधिक चालाक तरीके हो सकते हैं तुम्हारा कोड। एक छोटे से बड़े नमूने के साथ कई छोटे कॉलों को बदलने के तरीके के बारे में सोचें।








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