Graduate Program in Biophysics, Stanford University, 443 Via Ortega, MC 4245, Stanford, CA, 94305, USA. jkarr@stanfordalumni.org.|Department of Electrical Engineering, Stanford University, 279 Campus Drive West, MC 5329, Stanford, CA, 94305, USA. hguturu@stanford.edu.|Department of Bioengineering, Stanford University, 443 Via Ortega, MC 4245, Stanford, CA, 94305, USA. edchen@alumni.stanford.edu.|Cytobank Inc, 821 West El Camino Real, Mountain View, CA, 94040, USA. stu@cytobank.org.|Department of Medicine, Stanford University, 269 Campus Drive West, MC 5175, Stanford, CA, 94305, USA. jonathan.irish@vanderbilt.edu.|Graduate Program in Biomedical Informatics, Stanford University, 269 Campus Drive West, MC 5175, Stanford, CA, 94305, USA. nikesh@cytobank.org.|Department of Bioengineering, Stanford University, 443 Via Ortega, MC 4245, Stanford, CA, 94305, USA. mcovert@stanford.edu.