Q Quadrature Q Quantization Q quadrature Q quality Q quencher Q queue Q1 Quartile 1 Q3 Quartile 3 QA Quality Assurance QA Question Answering QA quaternary ammonium QA question answering QA question-answer QAAA Quantitative Amino Acid Analysis QALY Quality Adjusted Life Year QAM Quadrature Amplitude Modulation QAT Quick Assist Technology QC Quality Control QC Quick Charge QC quality control QCB Quasi-Cyclic Block QCI QoS Class Identifier QCI QoS Class Identifiers QCI QoS class identifier QCI Quality Class Identifier QCL Quasi Co-Located QCL Quasi Co-Location QCL Quasi-Co Location QCL Quasi-co-location QCL quality control level QCL quantum cascade laser QCL quantum computation language QCL quasi co-located QCL quasi-Co-Location QCL quasi-co-located QCL quasi-co-location QCM Quartz crystal microbalance QCSE Quantum Confined Stark Effect QD Quantum Dot QD quantum dots QD quantum-dot QDA Quadratic Discriminant Analysis QDC Quantum Dot Channel QDR quad data rate QE Quantum Efficiency QEI quadrature encoder inputs QFI QoS Flow Identifier QFI QoS Flow Identity QFI QoS flow ID QFI QoS flow indicator QFP Quad Flat Package QFP quad flat pack QHD quad-high definition QI quality indicators QIC Quasilikelihood Information Criteria QIFNAS quantitative incremental fluorescent nucleotide addition sequencing QIS quanta image sensor QKD quantum key distribution QLB Quadratus Lumborum Block QLC Quad Level Cell QLC Quad-Level Cell QLC Quadruple Level Cell QLC Quadruple-Level Cell QLC quad level cell QLC quad-level cell QM que management QM queue management QM quinone methoide QMF Quadrature Mirror Filter QMF Quadrature Mirror Filters QMF quadrature mirror filter QMF quadrature-mirror filter QMR Quadruple Modular Redundancy QN quantile normalization QNC QoS Notification Control QND quantum non-demolition QNED quantum nano emitting diode QNLI Question Natural Language Inference QOF quality of fit QOL Quality Of Life QOS QUALITY OF SERVICE QP Quadratic Programming QP Quantization Parameter QP Queue Pair QP quadratic programming QP quantitative phase QP quantization parameter QP quantization parameters QPE quantitative precipitation estimation QPFS Quadratic Programming Feature Selection QPI Quick Path Interconnect QPI quantitative phase imaging QPI quick path interconnect QPSK Quad-Phase Shift Key QPSK Quadrature Phase Shift Keying QPSK quadrature phase-shift keying QPT quadruple patterning technology QR Quality Rating QR Quick Response QR quick read QR quick response QRAM quantum random access memory QRNG quantum random number generator QRSS Quasi Random Signal Source QRT quasi-real time QRT quasi-real-time QS Quality Score QS Quantization Step QSAR Quantitative structure-activity relationship QSDFT quenched solid density functional theory QSG Quick Start Guide QST Quantitative Sensory Testing QT Quad Tree QT Quad-tree QT quad tree QT quad-tree QTBT Quad-Tree-Binary-Tree QTBT quad-tree binary-tree QTBTTT quad-tree binary-tree ternary-tree QTC quantum tunneling composite QTL Quantitative Trait Loci QTL Quantitative trait locus QTM Quality Test Module QTOF Quadrupole Time-of-flight QUBO Quadratic Unconstrained Binary Optimization QUIC quick UDP Internet Connections QV Quaternary Variable QW quantum well QWIP quantum well infrared photodetectors QWP quarter wave plate307 QWP quarter-wave plate QZSS Quasi-Zenith Satellite System