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TypeScriptã¯ãåãå®çŸ©ããã³åŒ·å¶ããããã®è±å¯ãªæ©èœãæäŸããŠããŸãã
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interface NeuronActivity { neuronId: string; timestamp: number; // in milliseconds firingRate: number; // spikes per second electrodeLocation: { x: number; y: number; z: number }; neurotransmitterType?: "GABA" | "Glutamate" | "Dopamine"; // Optional property } -
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type BrainRegionId = string; type Microvolts = number; -
EnumïŒè³ã®ç¶æ ãå®éšæ¡ä»¶ãªã©ã®ã«ããŽãªããŒã¿ã«åœ¹ç«ã€ãååä»ã宿°ã®ã»ãããå®çŸ©ããŸãã
enum BrainState { RESTING = "resting_state", TASK_ACTIVE = "task_active", SLEEP = "sleep_state" } -
GenericsïŒåå®å šæ§ãç¶æããªãããããŸããŸãªããŒã¿åã§æ©èœããã³ã³ããŒãã³ããèšè¿°ã§ããŸããããã¯ãæè»ãªããŒã¿åŠçãã€ãã©ã€ã³ãäœæããããã«äžå¯æ¬ ã§ãã
interface DataProcessor<TInput, TOutput> { process(data: TInput): TOutput; } -
UnionãšIntersection TypeïŒè€æ°ã®åã®ããããã«ãªãåŸãããŒã¿ïŒunionïŒãŸãã¯è€æ°ã®åããããããã£ãæã€å¿ èŠãããããŒã¿ïŒintersectionïŒã衚ãåãçµã¿åãããŸãã
type NeuroImage = "fMRI" | "EEG" | "MEG"; // Union interface LabeledData extends ImageData, AnnotationData {} // Intersection
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TypeScriptã®ååãç¥çµç§åŠã«é©çšããããšã¯ãåã«ããŒã¿ã管çããããšã§ã¯ãããŸãããããã¯ãç§ãã¡ã®èšç®ãã¬ãŒã ã¯ãŒã¯ã«ããããã®æ¬è³ªçãªçç©åŠçåå®å šæ§ãã¢ãã«åããããšã§ããããã¯ãè³ã®æŽ»åã®ããžã¿ã«è¡šçŸãããã®æ ¹åºã«ããçç©åŠççŸå®ãšå¶çŽãæ£ç¢ºã«åæ ããããã«ããããšã§ãã
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ãTypeScriptç¥çµç§åŠãã®æœåšçãªã¢ããªã±ãŒã·ã§ã³ã¯åºå€§ã§ãããããŒã¿ååŸããåºçãããã«ã¯ãã以éãŸã§ãç ç©¶ãã€ãã©ã€ã³ã®ãã¹ãŠã®æ®µéã«åœ±é¿ãäžããŸãã
1. ç¥çµç§åŠããŒã¿åœ¢åŒã®æšæºåïŒæ®éçãªèšèª
æãçŽæ¥çãªå©ç¹ã®1ã€ã¯ãç¥çµç§åŠããŒã¿ã®æç¢ºã§æ©æ¢°å¯èªãªã¹ããŒããå®çŸ©ã§ããããšã§ããè³ç»åããŒã¿æ§é ïŒBIDSïŒãå¢çã®ãªãç¥çµããŒã¿ïŒNWBïŒãªã©ã®ã€ãã·ã¢ããã¯ãæšæºåã«åãã匷åãªã¹ãããã§ããTypeScriptã¯ããããã®æšæºã匷å¶ããæ£åŒã§ããã°ã©ã çãªæ¹æ³ãæäŸããããšã§ããããã®åãçµã¿ã匷åããããå ç¢ã§éçºè ãã¬ã³ããªãŒã«ããããšãã§ããŸãã
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interface ChannelInfo {
name: string;
type: "EEG" | "ECG" | "EOG" | "EMG" | "AUX";
unit: "microvolts" | "millivolts" | "mV" | "uV"; // Standardizing units
location?: { x: number; y: number; z: number } | string; // 3D coordinates or standard label
}
interface RawEEGRecording {
subjectId: string;
sessionId: string;
experimentId: string;
acquisitionTimestamp: Date; // Using Date type for consistency
samplingRateHz: number;
channels: ChannelInfo[];
data: number[][]; // [channelIndex][sampleIndex]
events: EEGEvent[];
}
interface EEGEvent {
label: string;
timestamp: number; // in seconds relative to acquisitionTimestamp
duration?: number; // Optional duration in seconds
type: "Stimulus" | "Response" | "Marker";
}
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2. å ç¢ãªç¥çµã·ãã¥ã¬ãŒã·ã§ã³ã¢ãã«ã®æ§ç¯ïŒããžã¿ã«èª€åäœã®é²æ¢
èšç®ç¥çµç§åŠã¯ãåäžãã¥ãŒãã³ã¢ãã«ããå€§èŠæš¡ãªè³ã·ãã¥ã¬ãŒã·ã§ã³ãŸã§ããã¥ãŒãã³ãããã¯ãŒã¯ã®ã·ãã¥ã¬ãŒã·ã§ã³ã«å€§ããäŸåããŠããŸãããããã®ã¢ãã«ã«ã¯ã倿°ã®ãã©ã¡ãŒã¿ãŒãæ¹çšåŒãããã³æ¥ç¶ã«ãŒã«ãå«ãŸããŸãããããã®ã·ãã¥ã¬ãŒã·ã§ã³ã§ã®åãšã©ãŒã¯ãäžæ£ç¢ºãªçµæãäžå®å®ããããã«ã¯ã¯ã©ãã·ã¥ã«ã€ãªããå¯èœæ§ããããŸãã
interface NeuronParameters {
restingPotential: number; // in millivolts
membraneCapacitance: number; // in nanofarads
inputResistance: number; // in megaohms
thresholdVoltage: number; // in millivolts
refractoryPeriodMs: number;
modelType: "Hodgkin-Huxley" | "Leaky-Integrate-and-Fire";
}
interface SynapticConnection {
preSynapticNeuronId: string;
postSynapticNeuronId: string;
weight: number; // often between -1.0 and 1.0
delayMs: number;
neurotransmitter: "Glutamate" | "GABA" | "Acetylcholine";
plasticityRule?: "STDP" | "Hebbian"; // Optional rule for learning
}
// A simulation function typed with generics for flexibility
function runSimulation<TInput, TOutput>(
model: NeuralModel<TInput, TOutput>,
inputData: TInput
): TOutput { /* ... */ }
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interface RawBrainSignal {
sensorId: string;
timestamp: number; // in Unix milliseconds
value: number; // Raw ADC value, or voltage
unit: "ADC" | "mV" | "uV";
}
interface DecodedBrainCommand {
commandType: "MoveArm" | "SelectObject" | "CommunicateText";
targetX?: number;
targetY?: number;
targetZ?: number;
textMessage?: string;
confidenceScore: number; // probability of correct decoding
}
// Function to process raw signals into commands
function decodeSignal(signal: RawBrainSignal[]): DecodedBrainCommand {
// ... decoding logic ...
return {
commandType: "MoveArm",
targetX: 0.5,
targetY: 0.2,
confidenceScore: 0.95
};
}
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çŸä»£ã®ç¥çµç§åŠã¯ãfMRIè³æŽ»åãéºäŒåãããã¡ã€ã«ãšè¡åã¹ã³ã¢ãšçµã¿åããããªã©ãè€æ°ã®ã¢ããªãã£ããã®ããŒã¿ãé »ç¹ã«çµ±åããŠããŸããããŸããŸãªããŒã¿æ§é ã管çããããããæ£ããæŽåããŠããããšã確èªããå ç¢ãªåæãã€ãã©ã€ã³ãæ§ç¯ããããšã¯ã倧ããªèª²é¡ã§ããTypeScriptã¯ããããã®ç°ãªãããŒã¿åããäžè²«æ§ã倱ãããšãªãçµã¿åãããåæããæ¹æ³ãå®çŸ©ããã®ã«åœ¹ç«ã¡ãŸãã
interface FMRIActivationMap {
subjectId: string;
roiId: string; // Region of Interest ID
meanActivation: number; // e.g., BOLD signal change
p_value: number;
contrastName: string;
}
interface GeneticMarker {
subjectId: string;
geneId: string;
allele1: string;
allele2: string;
snpId: string; // Single Nucleotide Polymorphism ID
}
interface BehavioralScore {
subjectId: string;
testName: "VerbalFluency" | "WorkingMemory" | "AttentionSpan";
score: number;
normativePercentile?: number;
}
// An intersection type for a combined subject profile
type ComprehensiveSubjectProfile = FMRIActivationMap & GeneticMarker & BehavioralScore;
// A function to analyze combined data, ensuring all necessary types are present
function analyzeIntegratedData(
data: ComprehensiveSubjectProfile[]
): StatisticalReport { /* ... */ }
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