How to use histogram method in Best

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Histogram.spec.ts

Source:Histogram.spec.ts

1/*2 * This is a AssemblyScript port of the original Java version, which was written by3 * Gil Tene as described in4 * https://github.com/HdrHistogram/HdrHistogram5 * and released to the public domain, as explained at6 * http://creativecommons.org/publicdomain/zero/1.0/7 */8import {9  Histogram8,10  Histogram16,11  Storage,12  PackedHistogram,13  Histogram64,14} from "../Histogram";15const buildHistogram = (): Histogram8 =>16  new Histogram8(17    1,18    9007199254740991, // Number.MAX_SAFE_INTEGER19    320  );21describe("Histogram", () => {22  it("should be instantiable", () => {23    const h = buildHistogram();24    h.autoResize;25    expect<bool>(h.autoResize).toBe(false);26  });27});28describe("Histogram initialization", () => {29  it("should set sub bucket size", () => {30    const histogram: Histogram8 = buildHistogram();31    expect<u64>(histogram.subBucketCount).toBe(2048);32  });33  it("should set resize to false when max value specified", () => {34    const histogram: Histogram8 = buildHistogram();35    expect<bool>(histogram.autoResize).toBe(false);36  });37  it("should compute counts array length", () => {38    const histogram: Histogram8 = buildHistogram();39    expect<usize>(histogram.countsArrayLength).toBe(45056);40  });41  it("should compute bucket count", () => {42    const histogram: Histogram8 = buildHistogram();43    expect(histogram.bucketCount).toBe(43);44  });45  it("should set max value", () => {46    const histogram: Histogram8 = buildHistogram();47    expect(histogram.maxValue).toBe(0);48  });49});50describe("Histogram internal indexes", () => {51  it("should compute count index when value in first bucket", () => {52    // given53    const histogram: Histogram8 = buildHistogram();54    // when55    const index = histogram.countsArrayIndex(2000); // 2000 < 204856    expect(index).toBe(2000);57  });58  it("should compute count index when value outside first bucket", () => {59    // given60    const histogram: Histogram8 = buildHistogram();61    // when62    const index = histogram.countsArrayIndex(2050); // 2050 > 204863    // then64    expect(index).toBe(2049);65  });66  it("should compute count index taking into account lowest discernible value", () => {67    // given68    const histogram = new Histogram8(69      2000,70      9007199254740991, // Number.MAX_SAFE_INTEGER71      272    );73    // when74    const index = histogram.countsArrayIndex(16000);75    // then76    expect(index).toBe(15);77  });78});79describe("Histogram computing statistics", () => {80  it("should compute mean value", () => {81    // given82    const histogram = buildHistogram();83    // when84    histogram.recordValue(25);85    histogram.recordValue(50);86    histogram.recordValue(75);87    // then88    expect<f64>(histogram.getMean()).toBe(50);89  });90  it("should compute standard deviation", () => {91    // given92    const histogram = buildHistogram();93    // when94    histogram.recordValue(25);95    histogram.recordValue(50);96    histogram.recordValue(75);97    // then98    expect<f64>(histogram.getStdDeviation()).toBeGreaterThan(20.4124);99    expect<f64>(histogram.getStdDeviation()).toBeLessThan(20.4125);100  });101  it("should compute percentiles", () => {102    // given103    const histogram = buildHistogram();104    histogram.recordValue(123456);105    histogram.recordValue(122777);106    histogram.recordValue(127);107    histogram.recordValue(42);108    // when109    const percentileValue = histogram.getValueAtPercentile(99.9);110    // then111    expect<u64>(percentileValue).toBeGreaterThan(123456 - 1000);112    expect<u64>(percentileValue).toBeLessThan(123456 + 1000);113  });114  it("should compute max value", () => {115    // given116    const histogram = buildHistogram();117    // when118    histogram.recordValue(123);119    // then120    expect<u64>(histogram.maxValue).toBe(123);121  });122  it("should compute min non zero value", () => {123    // given124    const histogram = buildHistogram();125    // when126    histogram.recordValue(123);127    // then128    expect<u64>(histogram.minNonZeroValue).toBe(123);129  });130  it("should compute percentile distribution", () => {131    // given132    const histogram = buildHistogram();133    // when134    histogram.recordValue(25);135    histogram.recordValue(50);136    histogram.recordValue(75);137    // then138    const expectedResult = `       Value     Percentile TotalCount 1/(1-Percentile)139      25.000 0.000000000000          1           1.00140      25.000 0.100000000000          1           1.11141      25.000 0.200000000000          1           1.25142      25.000 0.300000000000          1           1.43143      50.000 0.400000000000          2           1.67144      50.000 0.500000000000          2           2.00145      50.000 0.550000000000          2           2.22146      50.000 0.600000000000          2           2.50147      50.000 0.650000000000          2           2.86148      75.000 0.700000000000          3           3.33149      75.000 1.000000000000          3150#[Mean    =       50.000, StdDeviation   =       20.412]151#[Max     =       75.000, Total count    =            3]152#[Buckets =           43, SubBuckets     =         2048]153`;154    expect<string>(histogram.outputPercentileDistribution()).toBe(155      expectedResult156    );157  });158});159describe("Histogram resize", () => {160  it("should not crash when autoresize on and value bigger than max", () => {161    expect(() => {162      // given163      const histogram = new Histogram8(1, 4096, 3);164      histogram.autoResize = true;165      // when166      histogram.recordValue(900000);167      // then168      expect<u64>(histogram.totalCount).toBe(1);169    }).not.toThrow();170  });171  it("should compute percentiles after resize", () => {172    // given173    const histogram = new Histogram8(1, 4096, 3);174    histogram.autoResize = true;175    // when176    histogram.recordValue(900000);177    histogram.recordValue(9000000);178    histogram.recordValue(9000000);179    histogram.recordValue(90000000);180    // then181    const medianValue = histogram.getValueAtPercentile(50);182    expect<f64>(Math.floor(<f64>medianValue / <f64>10000)).toBe(900);183  });184  it("should update highest trackable value when resizing", () => {185    // given186    const histogram = new Histogram8(1, 4096, 3);187    histogram.autoResize = true;188    // when189    histogram.recordValue(9000);190    // then191    expect(histogram.highestTrackableValue).toBeGreaterThan(4096);192  });193});194describe("Histogram clearing support", () => {195  it("should reset data in order to reuse histogram", () => {196    // given197    const histogram = buildHistogram();198    histogram.startTimeStampMsec = 42;199    histogram.endTimeStampMsec = 56;200    histogram.tag = "blabla";201    histogram.recordValue(1000);202    // when203    histogram.reset();204    // then205    expect(histogram.totalCount).toBe(0);206    expect(histogram.startTimeStampMsec).toBe(0);207    expect(histogram.endTimeStampMsec).toBe(0);208    //expect(histogram.tag).toBe(NO_TAG);209    expect(histogram.maxValue).toBe(0);210    expect(histogram.minNonZeroValue).toBe(U64.MAX_VALUE);211    expect(histogram.getValueAtPercentile(99.999)).toBe(0);212  });213});214describe("Histogram correcting coordinated omissions", () => {215  it("should generate additional values when recording", () => {216    // given217    const histogram = buildHistogram();218    // when219    histogram.recordSingleValueWithExpectedInterval(200, 100);220    // then221    expect(histogram.totalCount).toBe(2);222    expect(histogram.minNonZeroValue).toBe(100);223    expect(histogram.maxValue).toBe(200);224  });225  it("should not generate additional values when recording without ommission", () => {226    // given227    const histogram = buildHistogram();228    // when229    histogram.recordSingleValueWithExpectedInterval(99, 100);230    // then231    expect(histogram.totalCount).toBe(1);232  });233  it("should generate additional values when correcting after recording", () => {234    // given235    const histogram = buildHistogram();236    histogram.recordValue(207);237    histogram.recordValue(207);238    // when239    const correctedHistogram = histogram.copyCorrectedForCoordinatedOmission(240      100241    );242    // then243    expect(correctedHistogram.totalCount).toBe(4);244    expect(correctedHistogram.minNonZeroValue).toBe(107);245    expect(correctedHistogram.maxValue).toBe(207);246  });247  it("should generate additional values when correcting after recording bis", () => {248    // given249    const histogram = buildHistogram();250    histogram.recordValue(207);251    histogram.recordValue(207);252    // when253    const correctedHistogram = histogram.copyCorrectedForCoordinatedOmission(254      1000255    );256    // then257    expect(correctedHistogram.totalCount).toBe(2);258    expect(correctedHistogram.minNonZeroValue).toBe(207);259    expect(correctedHistogram.maxValue).toBe(207);260  });261});262describe("Histogram add & subtract", () => {263  it("should add histograms of same size", () => {264    // given265    const histogram = buildHistogram();266    const histogram2 = new Histogram16(1, 256, 3);267    histogram.recordValue(42);268    histogram2.recordValue(158);269    // testwhen270    histogram.add<Storage<Uint16Array, u16>, u16>(histogram2);271    // then272    expect(histogram.totalCount).toBe(2);273    expect(histogram.getMean()).toBe(100);274  });275  it("should add histograms of different sizes & precisions", () => {276    // given277    const histogram = buildHistogram();278    const histogram2 = new Histogram16(1, 1024, 3);279    histogram2.autoResize = true;280    histogram.recordValue(42000);281    histogram2.recordValue(1000);282    // when283    histogram.add<Storage<Uint16Array, u16>, u16>(histogram2);284    // then285    expect(histogram.totalCount).toBe(2);286    expect(Math.floor(histogram.getMean() / 100)).toBe(215);287  });288  it("should be equal when another histogram is added then subtracted with same characteristics", () => {289    // given290    const histogram = buildHistogram();291    const histogram2 = buildHistogram();292    histogram.recordCountAtValue(2, 100);293    histogram2.recordCountAtValue(1, 100);294    histogram.recordCountAtValue(2, 200);295    histogram2.recordCountAtValue(1, 200);296    histogram.recordCountAtValue(2, 300);297    histogram2.recordCountAtValue(1, 300);298    const outputBefore = histogram.outputPercentileDistribution();299    // when300    histogram.add<Storage<Uint8Array, u8>, u8>(histogram2);301    histogram.subtract<Storage<Uint8Array, u8>, u8>(histogram2);302    // then303    expect(histogram.outputPercentileDistribution()).toBe(outputBefore);304  });305  it("should be equal when another histogram of lower precision is added then subtracted", () => {306    // given307    const histogram = new Histogram8(1, 1000000000, 5);308    const histogram2 = new Histogram8(1, 1000000000, 3);309    histogram.recordValue(10);310    histogram2.recordValue(100000);311    // when312    const outputBefore = histogram.outputPercentileDistribution();313    histogram.add<Storage<Uint8Array, u8>, u8>(histogram2);314    histogram.subtract<Storage<Uint8Array, u8>, u8>(histogram2);315    // then316    expect(histogram.outputPercentileDistribution()).toBe(outputBefore);317  });318});319describe("Packed Histogram", () => {320  it("should compute percentiles as the non packed version", () => {321    // given322    const packedHistogram = new PackedHistogram(323      1,324      9007199254740991, // Number.MAX_SAFE_INTEGER325      3326    );327    const histogram = new Histogram64(328      1,329      9007199254740991, // Number.MAX_SAFE_INTEGER330      3331    );332    // when333    histogram.recordValue(2199023255552);334    packedHistogram.recordValue(2199023255552);335    // then336    expect<u64>(packedHistogram.getValueAtPercentile(90)).toBe(337      histogram.getValueAtPercentile(90)338    );339  });...

index.ts

Source:index.ts

1/*2 * This is a AssemblyScript port of the original Java version, which was written by3 * Gil Tene as described in4 * https://github.com/HdrHistogram/HdrHistogram5 * and released to the public domain, as explained at6 * http://creativecommons.org/publicdomain/zero/1.0/7 */8import Histogram from "./Histogram";9import {10  Uint8Storage,11  Uint16Storage,12  Uint32Storage,13  Uint64Storage,14} from "./Histogram";15import { decodeFromByteBuffer } from "./encoding";16import ByteBuffer from "./ByteBuffer";17import { PackedArray } from "./packedarray/PackedArray";18export const UINT8ARRAY_ID = idof<Uint8Array>();19class HistogramAdapter<T, U> {20  private _histogram: Histogram<T, U>;21  constructor(22    lowestDiscernibleValue: f64,23    highestTrackableValue: f64,24    numberOfSignificantValueDigits: f64,25    autoResize: boolean,26    histogram: Histogram<T, U> | null = null27  ) {28    if (histogram) {29      this._histogram = histogram;30    } else {31      this._histogram = new Histogram<T, U>(32        <u64>lowestDiscernibleValue,33        <u64>highestTrackableValue,34        <u8>numberOfSignificantValueDigits35      );36      this._histogram.autoResize = autoResize;37    }38  }39  public get autoResize(): boolean {40    return this._histogram.autoResize;41  }42  public set autoResize(resize: boolean) {43    this._histogram.autoResize = resize;44  }45  public get highestTrackableValue(): f64 {46    return <f64>this._histogram.highestTrackableValue;47  }48  public set highestTrackableValue(value: f64) {49    this._histogram.highestTrackableValue = <u64>value;50  }51  public get startTimeStampMsec(): f64 {52    return <f64>this._histogram.startTimeStampMsec;53  }54  public set startTimeStampMsec(value: f64) {55    this._histogram.startTimeStampMsec = <u64>value;56  }57  public get endTimeStampMsec(): f64 {58    return <f64>this._histogram.endTimeStampMsec;59  }60  public set endTimeStampMsec(value: f64) {61    this._histogram.endTimeStampMsec = <u64>value;62  }63  public get minNonZeroValue(): f64 {64    return <f64>this._histogram.minNonZeroValue;65  }66  public get maxValue(): f64 {67    return <f64>this._histogram.maxValue;68  }69  public get totalCount(): f64 {70    return <f64>this._histogram.totalCount;71  }72  public get stdDeviation(): f64 {73    return <f64>this._histogram.getStdDeviation();74  }75  public get mean(): f64 {76    return <f64>this._histogram.getMean();77  }78  public get estimatedFootprintInBytes(): f64 {79    return <f64>(80      (offsetof<HistogramAdapter<T, U>>() +81        this._histogram.estimatedFootprintInBytes)82    );83  }84  recordValue(value: f64): void {85    this._histogram.recordSingleValue(<u64>value);86  }87  recordValueWithCount(value: f64, count: f64): void {88    this._histogram.recordCountAtValue(<u64>count, <u64>value);89  }90  recordValueWithExpectedInterval(91    value: f64,92    expectedIntervalBetweenValueSamples: f6493  ): void {94    this._histogram.recordSingleValueWithExpectedInterval(95      <u64>value,96      <u64>expectedIntervalBetweenValueSamples97    );98  }99  getValueAtPercentile(percentile: f64): f64 {100    return <f64>this._histogram.getValueAtPercentile(percentile);101  }102  outputPercentileDistribution(103    percentileTicksPerHalfDistance: f64,104    outputValueUnitScalingRatio: f64105  ): string {106    return this._histogram.outputPercentileDistribution(107      <i32>percentileTicksPerHalfDistance,108      outputValueUnitScalingRatio109    );110  }111  copyCorrectedForCoordinatedOmission(112    expectedIntervalBetweenValueSamples: f64113  ): HistogramAdapter<T, U> {114    const copy = this._histogram.copyCorrectedForCoordinatedOmission(115      <u64>expectedIntervalBetweenValueSamples116    );117    return new HistogramAdapter<T, U>(0, 0, 0, false, copy);118  }119  addHistogram8(otherHistogram: Histogram8): void {120    this._histogram.add(otherHistogram._histogram);121  }122  addHistogram16(otherHistogram: Histogram16): void {123    this._histogram.add(otherHistogram._histogram);124  }125  addHistogram32(otherHistogram: Histogram32): void {126    this._histogram.add(otherHistogram._histogram);127  }128  addHistogram64(otherHistogram: Histogram64): void {129    this._histogram.add(otherHistogram._histogram);130  }131  addPackedHistogram(otherHistogram: PackedHistogram): void {132    this._histogram.add(otherHistogram._histogram);133  }134  subtractHistogram8(otherHistogram: Histogram8): void {135    this._histogram.subtract(otherHistogram._histogram);136  }137  subtractHistogram16(otherHistogram: Histogram16): void {138    this._histogram.subtract(otherHistogram._histogram);139  }140  subtractHistogram32(otherHistogram: Histogram32): void {141    this._histogram.subtract(otherHistogram._histogram);142  }143  subtractHistogram64(otherHistogram: Histogram64): void {144    this._histogram.subtract(otherHistogram._histogram);145  }146  subtractPackedHistogram(otherHistogram: PackedHistogram): void {147    this._histogram.subtract(otherHistogram._histogram);148  }149  encode(): Uint8Array {150    return this._histogram.encode();151  }152  reset(): void {153    this._histogram.reset();154  }155}156export class Histogram8 extends HistogramAdapter<Uint8Storage, u8> {}157export class Histogram16 extends HistogramAdapter<Uint16Storage, u16> {}158export class Histogram32 extends HistogramAdapter<Uint32Storage, u32> {}159export class Histogram64 extends HistogramAdapter<Uint64Storage, u64> {}160export class PackedHistogram extends HistogramAdapter<PackedArray, u64> {}161function decodeHistogram<T, U>(162  data: Uint8Array,163  minBarForHighestTrackableValue: f64164): HistogramAdapter<T, U> {165  const buffer = new ByteBuffer(data);166  const histogram = decodeFromByteBuffer<T, U>(167    buffer,168    <u64>minBarForHighestTrackableValue169  );170  return new HistogramAdapter<T, U>(0, 0, 0, false, histogram);171}172export function decodeHistogram8(173  data: Uint8Array,174  minBarForHighestTrackableValue: f64175): HistogramAdapter<Uint8Storage, u8> {176  return decodeHistogram<Uint8Storage, u8>(177    data,178    minBarForHighestTrackableValue179  );180}181export function decodeHistogram16(182  data: Uint8Array,183  minBarForHighestTrackableValue: f64184): HistogramAdapter<Uint16Storage, u16> {185  return decodeHistogram<Uint16Storage, u16>(186    data,187    minBarForHighestTrackableValue188  );189}190export function decodeHistogram32(191  data: Uint8Array,192  minBarForHighestTrackableValue: f64193): HistogramAdapter<Uint32Storage, u32> {194  return decodeHistogram<Uint32Storage, u32>(195    data,196    minBarForHighestTrackableValue197  );198}199export function decodeHistogram64(200  data: Uint8Array,201  minBarForHighestTrackableValue: f64202): HistogramAdapter<Uint64Storage, u64> {203  return decodeHistogram<Uint64Storage, u64>(204    data,205    minBarForHighestTrackableValue206  );207}208export function decodePackedHistogram(209  data: Uint8Array,210  minBarForHighestTrackableValue: f64211): HistogramAdapter<PackedArray, u64> {212  return decodeHistogram<PackedArray, u64>(213    data,214    minBarForHighestTrackableValue215  );...

Using AI Code Generation

1var BestFitLine = require('./BestFitLine.js');2var Histogram = require('./Histogram.js');3var x = [1, 2, 3, 4, 5, 6, 7, 8, 9];4var y = [3, 4, 2, 4, 3, 4, 5, 6, 4];5var h = new Histogram();6h.addPoints(x, y);7var bfl = new BestFitLine(h);8var result = bfl.getBestFitLine();9console.log('result is: ' + result);

Using AI Code Generation

1var bestfit = require('./BestFit');2var hist = new bestfit.Histogram();3hist.add(1);4hist.add(2);5hist.add(3);6hist.add(4);7hist.add(5);8hist.add(6);9hist.add(7);10hist.add(8);11hist.add(9);12hist.add(10);13hist.add(11);14hist.add(12);15hist.add(13);16hist.add(14);17hist.add(15);18hist.add(16);19hist.add(17);20hist.add(18);21hist.add(19);22hist.add(20);23hist.add(21);24hist.add(22);25hist.add(23);26hist.add(24);27hist.add(25);28hist.add(26);29hist.add(27);30hist.add(28);31hist.add(29);32hist.add(30);33hist.add(31);34hist.add(32);35hist.add(33);36hist.add(34);37hist.add(35);38hist.add(36);39hist.add(37);40hist.add(38);41hist.add(39);42hist.add(40);43hist.add(41);44hist.add(42);45hist.add(43);46hist.add(44);47hist.add(45);48hist.add(46);49hist.add(47);50hist.add(48);51hist.add(49);52hist.add(50);53hist.add(51);54hist.add(52);55hist.add(53);56hist.add(54);57hist.add(55);58hist.add(56);59hist.add(57);60hist.add(58);61hist.add(59);62hist.add(60);63hist.add(61);64hist.add(62);65hist.add(63);66hist.add(64);67hist.add(65);68hist.add(66);69hist.add(67);70hist.add(68);71hist.add(69);72hist.add(70);73hist.add(71);74hist.add(72);75hist.add(73);76hist.add(74);77hist.add(75);78hist.add(76);79hist.add(77);80hist.add(78);81hist.add(79);82hist.add(80);83hist.add(81);84hist.add(82);85hist.add(83);86hist.add(84);87hist.add(85);88hist.add(86);89hist.add(87);90hist.add(88);91hist.add(89);92hist.add(90);93hist.add(91);94hist.add(92);95hist.add(93);96hist.add(94);97hist.add(95);98hist.add(96

Using AI Code Generation

1var test = require('./BestFit.js');2var test1 = require('./Histogram.js');3var test2 = require('./FirstFit.js');4var test3 = require('./NextFit.js');5var test4 = require('./WorstFit.js');6var test5 = require('./util.js');7var test6 = require('./MemoryAllocation.js');8var test7 = require('./Memory.js');9var test8 = require('./Process.js');10var test9 = require('./ProcessManager.js');11var test10 = require('./ProcessQueue.js');12var test11 = require('./ProcessScheduler.js');13var test12 = require('./RoundRobin.js');14var test13 = require('./SJF.js');15var test14 = require('./SRTF.js');16var test15 = require('./FCFS.js');17var test16 = require('./Priority.js');18var test17 = require('./Util.js');19var test18 = require('./Test.js');20test18.test();

Using AI Code Generation

1var BestFit = require('./BestFit.js');2var histogram = require('./histogram.js');3var fs = require('fs');4var bestFit = new BestFit(100, 100, 100, 100, 100);5var hist = histogram(100, 100, 100, 100, 100);6var data = fs.readFileSync('test4.json', 'utf8');7var json = JSON.parse(data);8var bestFitResult = bestFit.run(json);9var histResult = hist.run(json);10console.log("BestFit: " + bestFitResult);11console.log("Histogram: " + histResult);

Using AI Code Generation

1var BestFit = require('./BestFit');2var fs = require('fs');3var input = fs.readFileSync('test4.txt', 'utf8');4var inputArray = input.split('\n');5var array = inputArray[1].split(' ');6var array2 = inputArray[2].split(' ');7var array3 = inputArray[3].split(' ');8var array4 = inputArray[4].split(' ');9var array5 = inputArray[5].split(' ');10var array6 = inputArray[6].split(' ');11var array7 = inputArray[7].split(' ');12var array8 = inputArray[8].split(' ');13var array9 = inputArray[9].split(' ');14var array10 = inputArray[10].split(' ');15var array11 = inputArray[11].split(' ');16var array12 = inputArray[12].split(' ');17var array13 = inputArray[13].split(' ');18var array14 = inputArray[14].split(' ');19var array15 = inputArray[15].split(' ');20var array16 = inputArray[16].split(' ');21var array17 = inputArray[17].split(' ');22var array18 = inputArray[18].split(' ');23var array19 = inputArray[19].split(' ');24var array20 = inputArray[20].split(' ');25var array21 = inputArray[21].split(' ');26var array22 = inputArray[22].split(' ');27var array23 = inputArray[23].split(' ');28var array24 = inputArray[24].split(' ');29var array25 = inputArray[25].split(' ');30var array26 = inputArray[26].split(' ');31var array27 = inputArray[27].split(' ');32var array28 = inputArray[28].split(' ');33var array29 = inputArray[29].split(' ');34var array30 = inputArray[30].split(' ');35var array31 = inputArray[31].split(' ');36var array32 = inputArray[32].split(' ');37var array33 = inputArray[33].split(' ');38var array34 = inputArray[34].split(' ');39var array35 = inputArray[35].split(' ');40var array36 = inputArray[36].split(' ');41var array37 = inputArray[37].split(' ');

Using AI Code Generation

1var BestFitLine = require("BestFitLine");2var Histogram = require("Histogram");3var Data = require("Data");4var data = new Data();5data.load("data.csv");6var hist = new Histogram(data);7hist.setBinSize(1);8var bfl = new BestFitLine(hist);9bfl.setOrder(1);10bfl.calculate();11var y = bfl.getY(3.5);12console.log("y = " + y);13var BestFitLine = require("BestFitLine");14var Data = require("Data");15var data = new Data();16data.load("data.csv");17var bfl = new BestFitLine(data);18bfl.setOrder(1);19bfl.calculate();20var y = bfl.getY(3.5);21console.log("y = " + y);22var BestFitLine = require("BestFitLine");23var Data = require("Data");24var data = new Data();25data.load("data.csv");26var bfl = new BestFitLine(data);27bfl.setOrder(1);28bfl.calculate();29var y = bfl.getY(3.5);30console.log("y = " + y);31var BestFitPlane = require("BestFitPlane");32var bfp = new BestFitPlane();33var BestFitPlane = require("BestFitPlane");

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