Final answer:
SAP Success Factors and SAP Fieldglass are the two applications from the SAP portfolio that integrate with SAP S/4HANA for human resource management.
Step-by-step explanation:
Two applications from the SAP portfolio that integrate with SAP S/4HANA for human resource management are SAP Success Factors and SAP Fieldglass. SAP Success Factors is a cloud-based human capital management solution that helps manage various HR processes, such as recruiting, onboarding, and performance management. SAP Fieldglass, on the other hand, is a contingent workforce management tool that enables organizations to manage and procure external talent efficiently.