For examples of researchers expressing concern about non-representative nature of big data sources, see boyd and Crawford (2012), K. Lewis (2015b), and Hargittai (2015).
ສໍາລັບຕົວຢ່າງຂອງນັກຄົ້ນຄວ້າສະແດງຄວາມກັງວົນກ່ຽວກັບລັກສະນະທີ່ບໍ່ເປັນຕົວແທນຂອງແຫຼ່ງຂໍ້ມູນໃຫຍ່, ເບິ່ງ boyd and Crawford (2012), K. Lewis (2015b), ແລະ Hargittai (2015).