[软件工程] j

说明：This paper proposes a low cost method for the esti-mation of blood parameters using photo-plethysmography (PPG) technique. Data is obtained non-invasively the fingertip, which is processed to estimate the heart rate and the hemoglobin concentration.
<yuvaraj L> 在 2025-06-10 上传 | 大小：276kb | 下载：0

[软件工程] sangita-(2)

说明：Software Development Activities Methods and Methodologies software engineering is different other engineering disciplines It is constrained by political forces-Software Development Activities Methods and Methodologies software engineering is
<sangita sukla> 在 2025-06-10 上传 | 大小：287kb | 下载：0

[软件工程] sangita-(1)

说明：hierarchical representation external and internal interfaces design and implementation foundation no focus on constraints or validation hueristic and notions point of view notation modeling approach
<sangita sukla> 在 2025-06-10 上传 | 大小：19kb | 下载：0

[软件工程] sangita-(3)

说明：Software costs often dominate system costs. The costs of software on a PC are often greater than the hardware cost. Software costs more to maintain than it does to develop. Software engineering is concerned with cost-effective software developmen
<sangita sukla> 在 2025-06-10 上传 | 大小：59kb | 下载：0

[软件工程] sangita-(4)

说明：Collects data a blood sugar sensor and calculates the amount of insulin required to be injected. Calculation based on the rate of change of blood sugar levels. Sends signals to a micro-pump to deliver the correct dose of insulin. Safety-critica
<sangita sukla> 在 2025-06-10 上传 | 大小：3.22mb | 下载：0

[软件工程] lilyy-(1)

说明：hueristics and notions point of view notation modeling approach hierarchical representation external and internal interfaces design and implementation foundation no focus on constraints or validation
<sangita> 在 2025-06-10 上传 | 大小：1.71mb | 下载：0

[软件工程] sangita-(6)

说明：Testing is a process of executing a program with the intent of finding an error. A good test case is one that has a high probability of finding an as yet undiscovered error. A successful test is one that uncovers an as yet undiscovered error.
<sangita> 在 2025-06-10 上传 | 大小：217kb | 下载：0

[软件工程] sangita-(7)

说明：Architecture focuses on non-functional requirements (“cross-cutting concerns”) and decomposition of functional requirements Design focuses on implementing the functional requirements
<sangita> 在 2025-06-10 上传 | 大小：202kb | 下载：0

[软件工程] sangita-(8)

说明：Initiating actor (also called primary actor or “user”): initiates the use case to realize a goal Participating actor (also called secondary actor): participates in the use case but does not initiate it: Supporting actor: helps the system-to-be to
<sangita> 在 2025-06-10 上传 | 大小：293kb | 下载：0

[软件工程] sangita-(9)

说明：Requirements analysis determined how users will interact with system-to-be (external behavior) Domain modeling determines how elements of system-to-be interact (internal behavior) to produce the external behavior Knowledge of how system-to-be is
<sangita> 在 2025-06-10 上传 | 大小：556kb | 下载：0

[软件工程] sangita-(10)

说明：Short communication chains between the objects Balanced workload across the objects Low degree of connectivity (associations) among the objects Expert Doer Principle: that who knows should do the task High Cohesion Principle: do not take on t
<sangita> 在 2025-06-10 上传 | 大小：605kb | 下载：0

[软件工程] sangita-(11)

说明： Dual role of software Software questions haven t changed A definition of software Differences between hardware and software Changing nature of software Dealing with legacy software Software myths
<sangita> 在 2025-06-10 上传 | 大小：13kb | 下载：0