def map_variant_to_mean_full_relative_gamma(datadir,
*,
dose='sober',
filtered=True):
child_gammas = get_child_gammas(datadir)
parent_gammas = get_parent_gammas(datadir)
varcon = mapping_lib.get_mapping('variant', 'control', datadir)
vargamma = mapping_lib.get_mapping('variant', 'gamma', datadir, dose=dose)
conmask = vargamma.index.intersection(varcon.loc[varcon.control].index)
congamma = vargamma.loc[conmask]
sigma = congamma.std().gamma
z = -sigma # easier to read
unfiltered = (child_gammas / parent_gammas) - 1
if filtered:
geodelt_gammas = unfiltered.where(parent_gammas < (_Z_THRESHOLD * z))
else:
geodelt_gammas = unfiltered
relgammas = select_dose(geodelt_gammas, dose, datadir)
relgammas = relgammas.stack(level='sid', dropna=False)[['03']].unstack()
if filtered:
colname = 'relgamma'
else:
colname = 'unfiltered_relgamma'
relgammas = pd.DataFrame(relgammas.mean(axis=1), columns=[colname])
relgammas.reset_index(inplace=True)
mapping_lib.make_mapping(relgammas, 'variant', colname, datadir, dose=dose)
def fetch_training_data(datadir):
data = mapping_lib.get_mapping('variant',
'relgamma',
datadir,
dose='sober')
data = training_lib.filter_for_training(data, datadir)
data = data.dropna()
data.reset_index(inplace=True)
var_orig = mapping_lib.get_mapping('variant', 'original', datadir).original
var_pam = mapping_lib.get_mapping('variant', 'pam', datadir).pam
data['original'] = data.variant.map(var_orig)
data['pam'] = data.variant.map(var_pam)
data.set_index('variant', inplace=True)
return data
def map_variant_to_bin(datadir, dose='sober'):
varrg = mapping_lib.get_mapping('variant', 'relgamma', datadir, dose=dose)
bins = relgamma_bins()
rgbin = bin_relgammas(varrg.relgamma.values, bins)
rgbin = pd.DataFrame(rgbin.T, index=varrg.index,
columns=['rgbin']).reset_index()
mapping_lib.make_mapping(rgbin, 'variant', 'rgbin', datadir, dose=dose)
def compute_rough_gammas(datadir):
data = mapping_lib.get_countdata(datadir)
varcon = mapping_lib.get_mapping('variant', 'control', datadir)
data = data.merge(varcon.reset_index(), how='left', on='variant')
data = data.merge(mapping_lib.get_sample_tags(datadir),
how='left',
on='sample')
data.drop('sample', axis=1, inplace=True)
def normalize(counts):
return counts * _NORMAL_SIZE / counts.sum()
data['norm'] = data.groupby(['sid', 'tp']).raw.transform(normalize)
data['log'] = np.log2(data.norm.clip(_PSEUDO))
data.set_index(['variant', 'sid', 'tp'], inplace=True)
grouper = data.groupby(['sid'], group_keys=False)
relevant = list()
for i in range(1, 4):
namespan = _namespan_func(i)
diff = grouper.apply(_diff_by_tp, 'log', k=i, raw_threshold=_THRESHOLD)
diffcenters = diff.loc[data.control].unstack(level=[-2, -1]).median()
dg = diff.unstack(level=[-2, -1]).subtract(diffcenters, axis='columns')
dg.columns = dg.columns.map(namespan)
relevant.append(dg)
X = pd.concat(relevant, axis=1)
X.to_csv(datadir / _ROUGH_GAMMA_FILE, sep='\t')
def derive_child_parent_gammas(datadir):
var_orig = mapping_lib.get_mapping('variant', 'original', datadir)
var_orig.reset_index(inplace=True)
allgammas = get_normed_gammas(datadir)
parent_gammas = allgammas.loc[var_orig.original]
child_gammas = allgammas.loc[var_orig.variant]
parent_gammas.index = child_gammas.index
child_gammas.to_csv(datadir / _CHILD_GAMMA_FILE_NAME, sep='\t')
parent_gammas.to_csv(datadir / _PARENT_GAMMA_FILE_NAME, sep='\t')
def downsample_families(data, ratio, datadir):
var_orig = mapping_lib.get_mapping('variant', 'original', datadir)
oanno = pd.merge(data, var_orig, left_on='variant', right_index=True)
families = set(oanno.original.unique())
samplesize = int(len(families) * ratio)
sample = random.sample(families, samplesize)
samplevariants = oanno.loc[oanno.original.isin(sample)].index
littledata = data.loc[data.index.intersection(samplevariants)]
return littledata
def one_hot_pair_encoder(datadir):
var_orig = mapping_lib.get_mapping('variant', 'original', datadir)
var_pam = mapping_lib.get_mapping('variant', 'pam', datadir)
bases = ['A', 'C', 'G', 'T']
enc = skpreproc.OneHotEncoder(categories=[bases], sparse=False)
def encoder(seq):
orig = var_orig.loc[seq].original
pam = var_pam.loc[seq].pam
varplus = seq + pam[0]
origplus = orig + pam[0]
V = np.array(list(varplus))
V = V.reshape(len(varplus), 1)
O = np.array(list(origplus))
O = O.reshape(len(origplus), 1)
onehot = np.stack(
[enc.fit_transform(V), enc.fit_transform(O)], axis=-1)
return ((varplus, origplus), onehot)
return encoder
# variant -> original
# TODO(jsh): fix this (see above)
mapping_lib.adapt_orig_map(ORIG_MAP, UNGD)
# locus_tag -> gene
# TODO(jsh): fix this (see above)
mapping_lib.adapt_gene_map(GENE_MAP, UNGD)
# count grid
mapping_lib.read_countfiles(STATICDIR, COUNT_GLOB, UNGD)
mapping_lib.make_sample_tags(UNGD)
# locus_tag -> locus_len
mapping_lib.map_locus_tag_to_len(GENOME_FILE, UNGD)
# locus_tag -> bmk_ess
# locus_tag -> bmk_sick
mapping_lib.process_bmk_spreadsheet(JMPBMK_ANNOS, UNGD)
# variant -> is_oneoff
orig_map_frame = mapping_lib.get_mapping('variant', 'original', UNGD)
orig_map_frame.reset_index(inplace=True)
mapping_lib.map_variant_to_oneoff(orig_map_frame, UNGD)
# adapt OD data
mapping_lib.adapt_od_data(OD_DATA, UNGD)
# variant -> control
mapping_lib.make_variant_controltag_map(UNGD)
dfra_copies = 4
muraa_copies = 4
fola_copies = 4
mura_copies = 4
con_adaptid = 0
bsu_exploit_adaptid = 1
bsu_explore_adaptid = 2
eco_exploit_adaptid = 3
eco_explore_adaptid = 4
dfra_adaptid = 5
muraa_adaptid = 6
fola_adaptid = 7
mura_adaptid = 8
cmap = mapping_lib.get_mapping('variant', 'control', UNGD)
controls = list(cmap.loc[cmap.control].index)
colis = build_oligos(controls, con_adaptid, ncopies=con_copies)
with open(OLIGOFILE, 'w') as outfile:
allolis = list()
allolis.extend(colis)
allolis.extend(
oligos_from(BSU_EXPLOIT, bsu_exploit_adaptid, bsu_exploit_copies))
allolis.extend(
oligos_from(BSU_EXPLORE, bsu_explore_adaptid, bsu_explore_copies))
allolis.extend(
oligos_from(ECO_EXPLOIT, eco_exploit_adaptid, eco_exploit_copies))
allolis.extend(
oligos_from(ECO_EXPLORE, eco_explore_adaptid, eco_explore_copies))
allolis.extend(oligos_from(DFRA_FILE, dfra_adaptid, dfra_copies))
N_LOCI = 300
N_FAMILIES = 10
EXPLOIT_GUIDES_PER_LOCUS = 9
EXPLORE_GUIDES_PER_FAMILY = 9
EXPLOITFILE = (UNGD / _CODEFILE).with_suffix('.exploit.tsv')
EXPLOREFILE = (UNGD / _CODEFILE).with_suffix('.explore.tsv')
if __name__ == '__main__':
logging.info('Reading preds from {BSU_PREDFILE}...'.format(**locals()))
preds = pd.read_csv(BSU_PREDFILE, sep='\t')
logging.info('Reading comps from {COMPS}...'.format(**locals()))
comps = pd.read_csv(COMPS, sep='\t')
logging.info('Reading targets from {BSU_TARGETS}...'.format(**locals()))
all_targets = pd.read_csv(BSU_TARGETS, sep='\t')
var_rg = mapping_lib.get_mapping('variant',
'unfiltered_relgamma',
UNGD,
dose='sober')
var_rg.rename(columns={'unfiltered_relgamma': 'relgamma'}, inplace=True)
comps['relgamma'] = comps.variant.map(var_rg.relgamma)
important = set(pd.read_csv(BSU_LOCI, sep='\t', header=None)[0])
essmap = mapping_lib.get_mapping('locus_tag', 'bmk_ess', UNGD)
kinda = (important - set(essmap.loc[essmap.bmk_ess == True].index))
veryimp = important - kinda
fill_size = N_LOCI - len(veryimp)
# grab mean parent gamma for all such loci
var_orig = mapping_lib.get_mapping('variant', 'original', UNGD)
var_loc = mapping_lib.get_mapping('variant', 'locus_tag', UNGD)
locsub = var_loc.loc[var_loc.locus_tag.isin(kinda)]
var_orig.reset_index(inplace=True)
origs = var_orig.loc[var_orig.variant == var_orig.original]
bothsub = set(origs.loc[origs.variant.isin(locsub.index)].variant)
UNGD = pathlib.Path('/home/jsh/ungd/proj/vecref')
_DIR_PREFIX = pathlib.Path(__file__).parents[1]
_CODEFILE = pathlib.Path(__file__).name
PLOTDIR = (UNGD / _CODEFILE).with_suffix('.plots')
_DATA_FRACTION = 1
_K_FOLD_SPLITS = 3
_REL_PLOT_MIN = -1.2
_REL_PLOT_MAX = 1
_EPOCHS = 30
_BATCH_SIZE = 32
######################
# Read Relgamma Data #
######################
data = mapping_lib.get_mapping('variant', 'relgamma', UNGD, dose='sober')
###############
# Filter Data #
###############
# Remove non-oneoff guides (parents, off-strand, controls, etc.)
data = training_lib.filter_for_training(data, UNGD)
data = data.dropna()
###################
# Downsample Data #
###################
data = training_lib.downsample_families(data, _DATA_FRACTION, UNGD)
###################
# Preprocess Data #
def filter_for_training(variantframe, datadir):
var_oneoff = mapping_lib.get_mapping('variant', 'is_oneoff', datadir)
maskset = var_oneoff.loc[var_oneoff.is_oneoff].index
oneoffs = variantframe.loc[variantframe.index.intersection(maskset)]
return oneoffs
_DIR_PREFIX = pathlib.Path(__file__).parents[1]
_CODEFILE = pathlib.Path(__file__).name
PLOTDIR = (UNGD / _CODEFILE).with_suffix('.plots')
_PLOT_MIN = -1.2
_PLOT_MAX = 0.2
_FIGDPI = 300
shutil.rmtree(PLOTDIR, ignore_errors=True)
PLOTDIR.mkdir(parents=True, exist_ok=True)
############################
# Re-load/process raw data #
############################
sober = mapping_lib.get_mapping('variant', 'gamma', UNGD, dose='sober')
sober.columns = ['sober']
low = mapping_lib.get_mapping('variant', 'gamma', UNGD, dose='low')
low.columns = ['low']
high = mapping_lib.get_mapping('variant', 'gamma', UNGD, dose='high')
high.columns = ['high']
familymap = mapping_lib.get_mapping('variant', 'original', UNGD)
locusmap = mapping_lib.get_mapping('variant', 'locus_tag', UNGD)
genemap = mapping_lib.get_mapping('locus_tag', 'gene_name', UNGD)
geneids = genemap.loc[locusmap.locus_tag]
geneids.index = locusmap.index
data = pd.concat([familymap, sober, low, high, geneids], axis=1, sort=True)
for gene, group in data.groupby(['gene_name']):
UNGD = pathlib.Path('/home/jsh/ungd/proj/vecref')
_DIR_PREFIX = pathlib.Path(__file__).parents[1]
_CODEFILE = pathlib.Path(__file__).name
PLOTDIR = (UNGD / _CODEFILE).with_suffix('.plots')
_DATA_FRACTION = 1
_K_FOLD_SPLITS = 3
_REL_PLOT_MIN = -1.2
_REL_PLOT_MAX = 1
_BATCH_SIZE = 32
_EPOCHS = 10
######################
# Read Relgamma Data #
######################
data = mapping_lib.get_mapping('variant', 'relgamma', UNGD)
###############
# Filter Data #
###############
# Remove non-oneoff guides (parents, off-strand, controls, etc.)
data = training_lib.filter_for_training(data, UNGD)
data = data.dropna()
###############
# Weight Data #
###############
# binmap = mapping_lib.get_mapping('variant', 'rgbin', UNGD).loc[data.index]
# binweights = gamma_lib.weight_bins(binmap.rgbin)
# weightmap = binmap.rgbin.map(binweights)
# weightmap.name = 'binweight'
#!/usr/bin/env python # Author: John Hawkins (jsh) [[email protected]] import logging import pathlib import mapping_lib import gamma_lib logging.basicConfig(level=logging.INFO, format='%(asctime)s %(levelname)s %(message)s') UNGD = pathlib.Path('/home/jsh/ungd/proj/vecref') DIR_PREFIX = pathlib.Path(__file__).parents[1] _HORIA_FILE = 'horia.gammas.tsv' pg = gamma_lib.get_parent_gammas(UNGD) cg = gamma_lib.get_child_gammas(UNGD) rg = gamma_lib.unfiltered_mean_relgammas(UNGD) oo = mapping_lib.get_mapping('variant', 'is_oneoff', UNGD) oi = oo.loc[oo.is_oneoff].index mpg = pg.stack(level=0, dropna=False)['03'].unstack().mean(axis=1) mcg = cg.stack(level=0, dropna=False)['03'].unstack().mean(axis=1) import IPython; IPython.embed() rg['parent_gamma'] = mpg rg['child_gamma'] = mcg rg.loc[oi].to_csv(UNGD / _HORIA_FILE, sep='\t')
format='%(asctime)s %(levelname)s %(message)s')
UNGD = pathlib.Path('/home/jsh/ungd/proj/vecref')
_DIR_PREFIX = pathlib.Path(__file__).parents[1]
_CODEFILE = pathlib.Path(__file__).name
PLOTDIR = (UNGD / _CODEFILE).with_suffix('.plots')
_REL_PLOT_MIN = -1.2
_REL_PLOT_MAX = 1
_FIGDPI = 100
############################
# Re-load/process raw data #
############################
data = mapping_lib.get_mapping('variant', 'relgamma', UNGD)
data = training_lib.filter_for_training(data, UNGD)
data = data.dropna()
familymap = mapping_lib.get_mapping('variant', 'original', UNGD)
familymap = familymap.loc[data.index]
encoder = training_lib.one_hot_pair_encoder(UNGD)
encodings = [encoder(x)[1] for x in data.index]
X = np.stack(encodings, axis=0)
y = np.array(data[['relgamma']], dtype=float)
cross_predictions = np.full_like(y, np.nan)
X_scaler = dict()
for i in range(X.shape[1]):
for j in range(X.shape[3]):
X_scaler[(i,j)] = skpreproc.StandardScaler()
X[:,i,:,j] = X_scaler[(i,j)].fit_transform(X[:,i,:,j])
UNGD = pathlib.Path('/home/jsh/ungd/proj/vecref')
_DIR_PREFIX = pathlib.Path(__file__).parents[1]
_CODEFILE = pathlib.Path(__file__).name
PLOTDIR = (UNGD / _CODEFILE).with_suffix('.plots')
_REL_PLOT_MIN = -1.2
_REL_PLOT_MAX = 1
_FIGDPI = 300
############################
# Re-load/process raw data #
############################
data = eval_lib.fetch_training_data(UNGD)
familymap = mapping_lib.get_mapping('variant', 'original', UNGD)
familymap = familymap.loc[data.index]
encoder = training_lib.get_linear_encoder()
X, y = eval_lib.featurize_training_data(encoder, data, UNGD)
cross_predictions = np.full_like(y, np.nan)
y_orig = y
X_scaler, y_scaler, X, y = eval_lib.scale_training_data_linear(X, y)
########################
# Read Prediction Data #
########################
modeldir = training_lib.LINEAR_MODELDIR
model_template = 'model.{i}.d5'
coverage_template = 'model.{i}.coverage.pickle'
# Loop over models
