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check deoxygenation and classify with abs

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This commit is contained in:
Pritimay Sarkar
2023-11-15 14:18:01 +05:30
parent 467dde9a24
commit 3c70142c15
5 changed files with 107 additions and 13 deletions
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89
app/src/main/java/com/example/hpostesting/presentation/hemocube/HemoCubeFragment.kt
View File

@@ -49,7 +49,13 @@ class HemoCubeFragment : Fragment() {
private var led2SampleForDevice = 0.0
private var led3SampleForDevice = 0.0
private var led4SampleForDevice = 0.0
private var fittedAbs1 = 0.0
private var fittedAbs2 = 0.0
private var fittedAbs3 = 0.0
private var fittedAbs4 = 0.0
private var _predictedDenovixRatio = 0.0
private var validationError = false
private var deviceHardwareId = ""
override fun onCreateView(
inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?,
@@ -285,6 +291,7 @@ class HemoCubeFragment : Fragment() {
val slData = stringData.split(" ")
if (slData.size > 1) {
val hardwareId = slData[1].trim()
deviceHardwareId = hardwareId
with(sharedPreferences.edit()) {
putString(Constants.DEVICE_ID, hardwareId)
apply()
@@ -321,8 +328,10 @@ class HemoCubeFragment : Fragment() {
}
resultData.contains("REND") -> {
hemoCubeViewModel.messages.postValue("Data collected \n" +
" Processing data")
hemoCubeViewModel.messages.postValue(
"Data collected \n" +
" Processing data"
)
val resultLines = resultData.split("\\s+(?=LB|LS)".toRegex())
var bufferIntensity = resultLines[1].split(' ')[1].trim()
led1BufferForDevice = if (isUsingExistingBuffer) {
@@ -408,14 +417,6 @@ class HemoCubeFragment : Fragment() {
val led4Average = log10(led4BufferForDevice?.div(led4SampleForDevice!!) ?: 0.0)
val deviceRatio = led3Average / led1Average
if (led1Average < 0 || led2Average < 0 || led3Average < 0 || led4Average < 0) {
validationError = true
activity?.runOnUiThread {
binding.errorMessage.text = "Error: Negative Abs. Retake Blank Reading"
binding.errorMessage.visibility = View.VISIBLE
}
}
if (led1BufferForDevice < Constants.BUFFER_LED_LOWER_BOUND
|| led2BufferForDevice < Constants.BUFFER_LED_LOWER_BOUND
|| led3BufferForDevice < Constants.BUFFER_LED_LOWER_BOUND
@@ -435,7 +436,42 @@ class HemoCubeFragment : Fragment() {
) {
validationError = true
activity?.runOnUiThread {
binding.errorMessage.text = "Error: Invalid Test. Improper buffer reading (high)"
binding.errorMessage.text =
"Error: Invalid Test. Improper buffer reading (high)"
binding.errorMessage.visibility = View.VISIBLE
}
}
var gradient = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(0)?.get(0)
var constant = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(0)?.get(1)
fittedAbs1 = gradient?.times(led1Average)?.plus(constant!!)!!
gradient = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(1)?.get(0)
constant = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(1)?.get(1)
fittedAbs2 = gradient?.times(led2Average)?.plus(constant!!)!!
gradient = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(2)?.get(0)
constant = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(2)?.get(1)
fittedAbs3 = gradient?.times(led3Average)?.plus(constant!!)!!
gradient = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(3)?.get(0)
constant = Constants.DEVICE_CONFIGURATION[deviceHardwareId]?.get(3)?.get(1)
fittedAbs4 = gradient?.times(led4Average)?.plus(constant!!)!!
_predictedDenovixRatio = fittedAbs3?.div(fittedAbs1!!)!!
if (fittedAbs1!! <= fittedAbs2!!) {
validationError = true
activity?.runOnUiThread {
binding.errorMessage.text = "Error: Invalid Test. Problem with de-oxygenation"
binding.errorMessage.visibility = View.VISIBLE
}
}
if (led1Average < 0 || led2Average < 0 || led3Average < 0 || led4Average < 0) {
validationError = true
activity?.runOnUiThread {
binding.errorMessage.text = "Error: Negative Abs. Retake Blank Reading"
binding.errorMessage.visibility = View.VISIBLE
}
}
@@ -455,11 +491,17 @@ class HemoCubeFragment : Fragment() {
this.led2Average = led2Average
this.led3Average = led3Average
this.led4Average = led4Average
this.abs1 = fittedAbs1
this.abs2 = fittedAbs2
this.abs3 = fittedAbs3
this.abs4 = fittedAbs4
this.deviceRatio = deviceRatio
this.calculatedRatio = calculateRatio(deviceRatio)
this.predictedDenovixRatio = _predictedDenovixRatio
this.coefficients = currentDeviceData?.coefficients?.get(0)
.toString() + ", " + currentDeviceData?.coefficients?.get(1).toString()
this.classificationResult = findResult(calculatedRatio)
this.prdClassification = absorbanceBasedClassification(predictedDenovixRatio)
hemoCubeViewModel.messages.postValue(this.classificationResult)
this.resultData = deviceLog
if (!isUsingExistingBuffer) {
@@ -519,6 +561,31 @@ class HemoCubeFragment : Fragment() {
return "INVALID"
}
private fun absorbanceBasedClassification(predictedDenovixRatio: Double?): String {
try {
hemoCubeViewModel.messages.postValue("result classification")
if (predictedDenovixRatio != null) {
if (predictedDenovixRatio in 0.0..0.16)
return "Normal"
if (predictedDenovixRatio in 0.16..0.165)
return "Negative Borderline"
if (predictedDenovixRatio in 0.165..0.235)
return "Sickle Cell Trait"
if (predictedDenovixRatio in 0.235..0.24)
return "Positive Borderline"
if (predictedDenovixRatio in 0.24..1.0)
return "Sickle Cell Disease"
} else {
return "INVALID"
}
} catch (e: Exception) {
showToast("error while performing classification")
Firebase.crashlytics.recordException(e)
return "ERROR"
}
return "INVALID"
}
private fun showToast(message: String) {
Toast.makeText(requireContext(), message, Toast.LENGTH_SHORT).show()
}

6
app/src/main/java/com/example/hpostesting/presentation/hemocube/HemoCubeViewModel.kt
View File

@@ -106,10 +106,16 @@ class HemoCubeViewModel @Inject constructor(
testDetails?.led2Average = DataHolder.hemoCubeTestData?.led2Average
testDetails?.led3Average = DataHolder.hemoCubeTestData?.led3Average
testDetails?.led4Average = DataHolder.hemoCubeTestData?.led4Average
testDetails?.abs1 = DataHolder.hemoCubeTestData?.abs1
testDetails?.abs2 = DataHolder.hemoCubeTestData?.abs2
testDetails?.abs3 = DataHolder.hemoCubeTestData?.abs3
testDetails?.abs4 = DataHolder.hemoCubeTestData?.abs4
testDetails?.deviceRatio = DataHolder.hemoCubeTestData?.deviceRatio
testDetails?.predictedDenovixRatio = DataHolder.hemoCubeTestData?.predictedDenovixRatio
testDetails?.calculatedRatio = DataHolder.hemoCubeTestData?.calculatedRatio
testDetails?.coefficients = DataHolder.hemoCubeTestData?.coefficients
testDetails?.classificationResult = DataHolder.hemoCubeTestData?.classificationResult!!
testDetails?.prdClassification = DataHolder.hemoCubeTestData?.prdClassification.toString()
}
private fun addResultTestToDb() {