| Class | Description |
|---|---|
| ArrayUtils | |
| AtomicUtils | |
| AtomicUtils.DoubleArray | |
| AtomicUtils.FloatArray | |
| AtomicUtils.IntArray | |
| AtomicUtils.LongArray | |
| ChunkSummary |
Simple summary of how many chunks of each type are in a Frame
|
| DocGen<T extends DocGen> |
Auto-gen doc support, for JSON and REST API docs
|
| DocGen.HTML | |
| EnumUtils |
Utilities to deal with Java enums.
|
| FileIntegrityChecker | |
| FileUtils |
File utilities.
|
| FrameUtils | |
| FrameUtils.MissingInserter |
Helper to insert missing values into a Frame
|
| GetLogsFromNode |
Get zipped log directory data from a node.
|
| HttpResponseStatus | |
| IcedArrayList<T extends Iced> |
Simple wrapper around ArrayList with support for H2O serialization
|
| IcedBitSet |
BitSet - Iced, meaning cheaply serialized over the wire.
|
| IcedDouble | |
| IcedHashMap<K,V> |
Iced / Freezable NonBlockingHashMap.
|
| IcedHashMap.IcedHashMapStringObject | |
| IcedHashMap.IcedHashMapStringString | |
| IcedHashMapBase<K,V> |
Iced / Freezable NonBlockingHashMap abstract base class.
|
| IcedInt | |
| IcedLong | |
| IcedSortedHashMap<K,V> |
Iced / Freezable Sorted HashMap.
|
| JCodeGen |
Internal utility for pretty-printing Models as Java code
|
| JProfile | |
| JProfile.ProfileSummary | |
| JStack | |
| JStackCollectorTask | |
| JStackCollectorTask.DStackTrace | |
| LinuxProcFileReader |
Linux /proc file reader.
|
| Log |
Log for H2O.
|
| MarkdownBuilder |
Small helper class for creating Markdown in a StringBuffer.
|
| MathUtils | |
| MRUtils | |
| MRUtils.ClassDist |
Compute the class distribution from a class label vector
(not counting missing values)
Usage 1: Label vector is categorical
------------------------------------
Vec label = ...;
assert(label.isEnum());
long[] dist = new ClassDist(label).doAll(label).dist();
Usage 2: Label vector is numerical
----------------------------------
Vec label = ...;
int num_classes = ...;
assert(label.isInt());
long[] dist = new ClassDist(num_classes).doAll(label).dist();
|
| MRUtils.ParallelTasks<T extends DTask<T>> | |
| OSUtils | |
| Pair<K,V> |
Pair class with a clearer name than AbstractMap.SimpleEntry.
|
| PojoUtils |
POJO utilities which cover cases similar to but not the same as Aapche Commons PojoUtils.
|
| PrettyPrint | |
| ProfileCollectorTask | |
| ProfileCollectorTask.NodeProfile | |
| RandomUtils | |
| RandomUtils.H2ORandomRNG |
Stock Java RNG, but force the initial seed to have no zeros in either the
low 32 or high 32 bits - leading to well known really bad behavior.
|
| RandomUtils.MersenneTwisterRNG |
Random number generator based on the Mersenne Twister algorithm developed by Makoto Matsumoto
and Takuji Nishimura.
|
| RandomUtils.PCGRNG | |
| RandomUtils.XorShiftRNG |
Simple XorShiftRNG.
|
| ReflectionUtils | |
| RString |
A replaceable string that allows very easy and simple replacements.
|
| SB |
Tight/tiny StringBuilder wrapper.
|
| Timer |
Simple Timer class.
|
| TwoDimTable |
Serializable 2D Table containing Strings or doubles
Table can be named
Columns and Rows can be named
Fields can be empty
|
| UnsafeUtils | |
| WaterMeterCpuTicks | |
| WaterMeterIo | |
| WaterMeterIo.IoStatsEntry |
| Enum | Description |
|---|---|
| MathUtils.Norm | |
| PojoUtils.FieldNaming | |
| RandomUtils.RNGType |