How referrals work. A referral from your primary care physician can cover a period from 90 days to one year. Referrals for oncology, rheumatology and renal management are issued for one year. Your primary care physician will let you know when your referral is approved, or Blue Care Network will send you a letter in the mail.
Infinite impulse response (IIR) filters. IIR filters are the most efficient type of filter to implement in DSP (digital signal processing). They are usually provided as biquad filters. For example, in the parametric EQ block of a miniDSP plugin, each peak/notch or shelving filter is a single biquad.
Definition: The modified internal rate of return, or MIRR, is a financial formula used to measure the return of a project and compare it with other potential projects. It uses the traditional internal rate of return of a project and adapted to assume the difference between the reinvestment rate and the investment return. What Does the Modified Internal Rate of Return Mean? MIRR is a revised version of the internal rate of return (IRR), which calculates a reinvestment rate and accounts even or uneven cash flows.