There should be a Pixel Mapping function in the menu that will get rid of them, most sensors have a few dead and flipped pixels, some only show up on long exposures.
1	There	there	PRON	EX	_	3	expl	3:expl	_
2	should	should	AUX	MD	VerbForm=Fin	3	aux	3:aux	_
3	be	be	VERB	VB	VerbForm=Inf	0	root	0:root	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	7:det	_
5	Pixel	pixel	NOUN	NN	Number=Sing	6	compound	6:compound	_
6	Mapping	mapping	NOUN	NN	Number=Sing	7	compound	7:compound	_
7	function	function	NOUN	NN	Number=Sing	3	nsubj	3:nsubj|13:nsubj	_
8	in	in	ADP	IN	_	10	case	10:case	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	10:det	_
10	menu	menu	NOUN	NN	Number=Sing	7	nmod	7:nmod:in	_
11	that	that	PRON	WDT	PronType=Rel	13	nsubj	7:ref	_
12	will	will	AUX	MD	VerbForm=Fin	13	aux	13:aux	_
13	get	get	VERB	VB	VerbForm=Inf	7	acl:relcl	7:acl:relcl	_
14	rid	rid	ADJ	JJ	Degree=Pos	13	xcomp	13:xcomp	_
15	of	of	ADP	IN	_	16	case	16:case	_
16	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	13	obl	13:obl:of	SpaceAfter=No
17	,	,	PUNCT	,	_	7	punct	7:punct	_
18	most	most	ADJ	JJS	Degree=Sup	19	amod	19:amod	_
19	sensors	sensor	NOUN	NNS	Number=Plur	20	nsubj	20:nsubj	_
20	have	have	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	parataxis	7:parataxis	_
21	a	a	DET	DT	Definite=Ind|PronType=Art	26	det	26:det	_
22	few	few	ADJ	JJ	Degree=Pos	26	amod	26:amod	_
23	dead	dead	ADJ	JJ	Degree=Pos	26	amod	26:amod	_
24	and	and	CCONJ	CC	_	25	cc	25:cc	_
25	flipped	flip	VERB	VBN	Tense=Past|VerbForm=Part	23	conj	23:conj:and|26:amod	_
26	pixels	pixel	NOUN	NNS	Number=Plur	20	obj	20:obj	SpaceAfter=No
27	,	,	PUNCT	,	_	7	punct	7:punct	_
28	some	some	DET	DT	_	30	nsubj	30:nsubj	_
29	only	only	ADV	RB	_	30	advmod	30:advmod	_
30	show	show	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	parataxis	7:parataxis	_
31	up	up	ADP	RP	_	30	compound:prt	30:compound:prt	_
32	on	on	ADP	IN	_	34	case	34:case	_
33	long	long	ADJ	JJ	Degree=Pos	34	amod	34:amod	_
34	exposures	exposure	NOUN	NNS	Number=Plur	30	obl	30:obl:on	SpaceAfter=No
35	.	.	PUNCT	.	_	7	punct	7:punct	_
