A method comprising: obtaining, from a first sensing device, first information corresponding to a radio signal received at the first sensing device from a candidate location; obtaining, from a second sensing device, second information corresponding to a radio signal received at the second sensing device from the candidate location; determining that a clock corresponding to the first sensing device is synchronized with a clock corresponding to the second sensing device; determining a first relationship between the first sensing device and the candidate location, wherein determining the first relationship comprises determining one or more of a first time delay function and a first Doppler offset function corresponding to the first sensing device and the candidate location based on knowledge of a trajectory of the first sensing device; determining a second relationship between the second sensing device and the candidate location, wherein determining the second relationship comprises determining one or more of a second time delay function and a second Doppler offset function corresponding to the second sensing device and the candidate location based on knowledge of a trajectory of the second sensing device; obtaining a first inverse of the first relationship, wherein the first inverse comprises one or more of an inverse of the first time delay function or an inverse of the first Doppler offset function; obtaining a second inverse of the second relationship, wherein the second inverse comprises one or more of an inverse of the second time delay function or an inverse of the second Doppler offset function; determining a first estimate of the radio signal received at the first sensing device from the candidate location based on the first information and the first inverse; determining a second estimate of the radio signal received at the second sensing device from the candidate location based on the second information and the second inverse; and conditioned on determining that the clock corresponding to the first sensing device is synchronized with the clock corresponding to the second sensing device, measuring an energy emitted from the candidate location based on the first estimate and the second estimate, wherein measuring the energy emitted from the candidate location based on the first estimate and the second estimate comprises determining a distance metric between the first estimate and the second estimate, and measuring the energy as a function of the distance metric, wherein the distance metric is based on a coherent reception of the radio signal at the first sensing device and the second sensing device, and wherein the coherent reception of the radio signal is based on the clock corresponding to the first sensing device being synchronized with the clock corresponding to the second sensing device. obtaining, from a first sensing device, first information corresponding to a radio signal received at the first sensing device from a candidate location; obtaining, from a second sensing device, second information corresponding to a radio signal received at the second sensing device from the candidate location; determining that a clock corresponding to the first sensing device is synchronized with a clock corresponding to the second sensing device; determining a first relationship between the first sensing device and the candidate location, wherein determining the first relationship comprises determining one or more of a first time delay function and a first Doppler offset function corresponding to the first sensing device and the candidate location based on knowledge of a trajectory of the first sensing device; determining a second relationship between the second sensing device and the candidate location, wherein determining the second relationship comprises determining one or more of a second time delay function and a second Doppler offset function corresponding to the second sensing device and the candidate location based on knowledge of a trajectory of the second sensing device; obtaining a first inverse of the first relationship, wherein the first inverse comprises one or more of an inverse of the first time delay function or an inverse of the first Doppler offset function; obtaining a second inverse of the second relationship, wherein the second inverse comprises one or more of an inverse of the second time delay function or an inverse of the second Doppler offset function; determining a first estimate of the radio signal received at the first sensing device from the candidate location based on the first information and the first inverse; determining a second estimate of the radio signal received at the second sensing device from the candidate location based on the second information and the second inverse; and conditioned on determining that the clock corresponding to the first sensing device is synchronized with the clock corresponding to the second sensing device, measuring an energy emitted from the candidate location based on the first estimate and the second estimate, wherein measuring the energy emitted from the candidate location based on the first estimate and the second estimate comprises determining a distance metric between the first estimate and the second estimate, and measuring the energy as a function of the distance metric, wherein the distance metric is based on a coherent reception of the radio signal at the first sensing device and the second sensing device, and wherein the coherent reception of the radio signal is based on the clock corresponding to the first sensing device being synchronized with the clock corresponding to the second sensing device.