timeseries

package
v1.0.3 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Apr 30, 2024 License: Apache-2.0 Imports: 7 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	Second = Duration(1)
	Minute = Second * 60
	Hour   = Minute * 60
	Day    = Hour * 24
	Month  = Day * 30
)

Variables

View Source 
var NaN = float32(math.NaN())

Functions

func Any 

func Any(t Time, v1, v2 float32) float32

func Defined 

func Defined(t Time, v float32) float32

func IsInf 

func IsInf(f float32, sign int) bool

func IsNaN 

func IsNaN(v float32) bool

func LastNotNaN 

func LastNotNaN(t Time, v1, v2 float32) float32

func Max 

func Max(t Time, max, v float32) float32

func Min 

func Min(t Time, min, v float32) float32

func NanCount added in v0.22.0 

func NanCount(t Time, count, v float32) float32

func NanSum 

func NanSum(t Time, sum, v float32) float32

func NanToZero 

func NanToZero(t Time, v float32) float32

func ZeroToNan added in v0.18.2 

func ZeroToNan(t Time, v float32) float32

Types

type Aggregate 

type Aggregate struct {
	// contains filtered or unexported fields
}

func NewAggregate 

func NewAggregate(f F) *Aggregate

func (*Aggregate) Add 

func (a *Aggregate) Add(tss ...*TimeSeries) *Aggregate

func (*Aggregate) Get 

func (a *Aggregate) Get() *TimeSeries

func (*Aggregate) IsEmpty 

func (a *Aggregate) IsEmpty() bool

func (*Aggregate) MarshalJSON 

func (a *Aggregate) MarshalJSON() ([]byte, error)

func (*Aggregate) Reduce 

func (a *Aggregate) Reduce(f F) float32

type Context 

type Context struct {
	From Time     `json:"from"`
	To   Time     `json:"to"`
	Step Duration `json:"step"`
}

type Duration 

type Duration int64

func Since 

func Since(t Time) Duration

func (Duration) MarshalJSON 

func (d Duration) MarshalJSON() ([]byte, error)

func (Duration) ToStandard 

func (d Duration) ToStandard() time.Duration

func (Duration) Truncate 

func (d Duration) Truncate(m Duration) Duration

func (*Duration) UnmarshalJSON 

func (d *Duration) UnmarshalJSON(b []byte) error

type F 

type F func(Time, float32, float32) float32

type Iterator 

type Iterator struct {
	// contains filtered or unexported fields
}

func (*Iterator) Next 

func (i *Iterator) Next() bool

func (*Iterator) Value 

func (i *Iterator) Value() (Time, float32)

type LinearRegression 

type LinearRegression struct {
	// contains filtered or unexported fields
}

func NewLinearRegression 

func NewLinearRegression(ts *TimeSeries) *LinearRegression

func (*LinearRegression) Calc 

func (lr *LinearRegression) Calc(t Time) float32

type Time 

type Time int64

func Now 

func Now() Time

func (Time) Add 

func (t Time) Add(d Duration) Time

func (Time) After 

func (t Time) After(other Time) bool

func (Time) Before 

func (t Time) Before(other Time) bool

func (Time) IsZero 

func (t Time) IsZero() bool

func (Time) MarshalJSON 

func (t Time) MarshalJSON() ([]byte, error)

func (Time) String 

func (t Time) String() string

func (Time) Sub 

func (t Time) Sub(other Time) Duration

func (Time) ToStandard 

func (t Time) ToStandard() time.Time

func (Time) Truncate 

func (t Time) Truncate(d Duration) Time

func (*Time) UnmarshalJSON 

func (t *Time) UnmarshalJSON(b []byte) error

type TimeSeries 

type TimeSeries struct {
	// contains filtered or unexported fields
}

func Aggregate2 

func Aggregate2(x, y *TimeSeries, f func(x, y float32) float32) *TimeSeries

func Div 

func Div(x, y *TimeSeries) *TimeSeries

func Increase 

func Increase(x, status *TimeSeries) *TimeSeries

func Mul 

func Mul(x, y *TimeSeries) *TimeSeries

func New 

func New(from Time, pointsCount int, step Duration) *TimeSeries

func NewWithData 

func NewWithData(from Time, step Duration, data []float32) *TimeSeries

func Sub 

func Sub(x, y *TimeSeries) *TimeSeries

func Sum 

func Sum(x, y *TimeSeries) *TimeSeries

func (*TimeSeries) Fill 

func (ts *TimeSeries) Fill(from Time, step Duration, data []float32) bool

func (*TimeSeries) Get 

func (ts *TimeSeries) Get() *TimeSeries

func (*TimeSeries) IsEmpty 

func (ts *TimeSeries) IsEmpty() bool

func (*TimeSeries) Iter 

func (ts *TimeSeries) Iter() *Iterator

func (*TimeSeries) IterFrom added in v0.22.0 

func (ts *TimeSeries) IterFrom(from Time) *Iterator

func (*TimeSeries) Last 

func (ts *TimeSeries) Last() float32

func (*TimeSeries) LastNotNull 

func (ts *TimeSeries) LastNotNull() (Time, float32)

func (*TimeSeries) Len 

func (ts *TimeSeries) Len() int

func (*TimeSeries) Map 

func (ts *TimeSeries) Map(f func(t Time, v float32) float32) *TimeSeries

func (*TimeSeries) MapInPlace added in v0.22.0 

func (ts *TimeSeries) MapInPlace(f func(t Time, v float32) float32) *TimeSeries

func (*TimeSeries) MarshalJSON 

func (ts *TimeSeries) MarshalJSON() ([]byte, error)

func (*TimeSeries) NewWithData added in v0.17.12 

func (ts *TimeSeries) NewWithData(data []float32) *TimeSeries

func (*TimeSeries) Reduce 

func (ts *TimeSeries) Reduce(f F) float32

func (*TimeSeries) Set 

func (ts *TimeSeries) Set(t Time, v float32)

func (*TimeSeries) String 

func (ts *TimeSeries) String() string

func (*TimeSeries) TailIsEmpty added in v0.22.0 

func (ts *TimeSeries) TailIsEmpty() bool

func (*TimeSeries) WithNewValue 

func (ts *TimeSeries) WithNewValue(newValue float32) *TimeSeries

type Value 

type Value float32

func (Value) MarshalJSON 

func (v Value) MarshalJSON() ([]byte, error)

func (Value) String 

func (v Value) String() string

Source Files

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