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IWR6843ISK: Define different objects dected with people counting demo lab

Part Number: IWR6843ISK

Hello,

I am parsing the UART data stream using my application from the people counting lab, and it's working fine.
I saw that the group tracker also identify object like cars, especially on the long-range people detection.
I wondered if there is a way within the provided data output of the TLV 7 to define between those two objects - humane been or a car?

Thanks,
Avi

  • Hello Avi,

    Classification of the tracked objects is not included in the long range people detection, and hasn't been comprehended before for cars vs humans. The easiest way to start this may be to estimate the size of the tracked objects. You can try to use the target indices of TLV 8 to estimate the object size, these will tell you all dynamic points associated with the track. The car should have a wider spread of points associated than a person. Also, you can try using velocity of the tracked object, as the cars should move faster than a person. 

    You may be able to modify the gating parameters to only track one type of object. But classification is not included in this demo.

    Regards,

    Jackson

  • Hi Jackson,

    Thank you for your quick reply.
    I think the best approach is what you suggested, of using the target index of TLV 8, but I want to make sure if I understand you right.
    To estimate the object size, I should use the target index of the detected object in the TLV 8 and check if it returns multiplied IDs of the same detected object, which indicates a large amount of points clouds, and thus a larger object?
    Or, did you mean that the index ID of the TLV 8 should be the reference for checking the object size in the TLV 6?

    Thanks,
    Avi

  • Hi Avi,

    The second one. Total number of points associated with an object will likely tell you more about how close the object is to the sensor rather than the size, as a person walking toward the sensor will start generating more points from the stronger reflections.

    The list of TIDs in index 8 will correspond to the list of points in index 6 (however, the targe and index are delayed by 1 frame compared to the pointcloud). If you compare TLV 6 and 8, the items at the same index will refer to the same points. I suggest you try to use the associated points to map out a rough volume/size and see if that gives you a good approximation.

    Regards,

    Jackson

  • Hi Jackson,

    I Understood. So how do I use the associated points to map out the size/volume of the object in TLV 6? Is there any formula, or I am just looking at the total sum/length of the bytes?

    Thanks,
    Avi

  • Hello,

    There is no set formula, it is however you want to do it, and may depend on your chirp configuration and what the pointcloud looks like. But to start I would simply look for the tallest, lowest, leftmost, and rightmost point associated with the track and use that to estimate rough size. 

    Regards,

    Jackson

  • Hi Jackson,


    Here is the data output structure of the TLV 6 (Point Cloud TVL) :

    DPIF_PointCloudSpherical = struct(...

    'range', {'float', 4}, ... % Range, in m

    'azimuth', {'float', 4}, ... % Azimuth angle, in rad

    'elevation', {'float', 4}, ... % Elevation angle, in rad

    'doppler' {'float', 4}, ... % Doppler, in m/s

    DPIF_PointCloudSideInfo = struct(...

    'snr', {'int16_t', 2}, ... % SNR, ratio

    'noise' {'int16_t', 2}, ... % Noise

    And this is an example of the values that I am getting when I do the calculation according to the reference of the data output structure of the TLV 6 on the data stream:

    {
    pointCloudSpherical: [
    {
    'range(m)': 6.362770080566406,
    'azimuth(rad)': 0.2850964367389679,
    'elevation(rad)': 0,
    'doppler(m/s)': 0,
    body: [Array]
    },
    {
    'range(m)': 6.8522138595581055,
    'azimuth(rad)': 0.2850964367389679,
    'elevation(rad)': 0,
    'doppler(m/s)': 0,
    body: [Array]
    },
    {
    'range(m)': 5.873326301574707,
    'azimuth(rad)': 0.252680242061615,
    'elevation(rad)': 0,
    'doppler(m/s)': 0.12478652596473694,
    body: [Array]
    },
    {
    'range(m)': 6.362770080566406,
    'azimuth(rad)': 0.252680242061615,
    'elevation(rad)': 0,
    'doppler(m/s)': 0.12478652596473694,
    body: [Array]
    },
    {
    'range(m)': 6.8522138595581055,
    'azimuth(rad)': 0.2850964367389679,
    'elevation(rad)': 0,
    'doppler(m/s)': 0.12478652596473694,
    body: [Array]
    },
    {
    'range(m)': 5.38388204574585,
    'azimuth(rad)': 0.2850964367389679,
    'elevation(rad)': 0,
    'doppler(m/s)': 0.24957305192947388,
    body: [Array]
    },
    {
    'range(m)': 5.38388204574585,
    'azimuth(rad)': -0.15689286589622498,
    'elevation(rad)': 0,
    'doppler(m/s)': 0.24957305192947388,
    body: [Array]
    },
    {
    'range(m)': 5.873326301574707,
    'azimuth(rad)': 0.252680242061615,
    'elevation(rad)': 0,
    'doppler(m/s)': 0.24957305192947388,
    body: [Array]
    },
    {
    'range(m)': 6.362770080566406,
    'azimuth(rad)': 0.2850964367389679,
    'elevation(rad)': 0,
    'doppler(m/s)': 0.24957305192947388,
    body: [Array]
    },
    {
    'range(m)': 6.8522138595581055,
    'azimuth(rad)': 0.2850964367389679,
    'elevation(rad)': 0,
    'doppler(m/s)': 0,
    body: [Array]
    }
    ],
    pointCloudSideInfo: [
    { snr: 53248, noise: 0, body: [Array] },
    { snr: 35584, noise: 0, body: [Array] },
    { snr: 5121, noise: 0, body: [Array] },
    { snr: 1537, noise: 0, body: [Array] },
    { snr: 48640, noise: 0, body: [Array] },
    { snr: 30976, noise: 0, body: [Array] },
    { snr: 30976, noise: 0, body: [Array] },
    { snr: 1793, noise: 0, body: [Array] }
    ]
    }

    As for your suggestion of finding the tallest, lowest, leftmost and rightmost point associated with the track, where should I look it for?
    Which parameter should I examine for building the size estimation, and what kind of output value will indicate that the specific point associated is the tallest, lowest, leftmost and rightmost?
    Thanks,
    Avi
  • Hello Avi,

    Can you please confirm which version of the toolbox you are using for this demo?

    In general, the pointcloud should probably be converted to cartesian coordinates instead of spherical to compute size. That might make it a little more straightforward to determine the most extreme points associated with each track.

    Regards,

    Jackson

  • Hi Jackson,

    We are using Toolbox 4.7.0
    We converted the spherical coordinates to cartesian coordinates and computed the size.
    But the problem messing with our calculation is that we are not getting the exact numbers of TLV 6 and TLV 8 in the same frame. We expect to get 1:1 relations to do the calculation, but the situation is that we get a none equal random amount.
    Is this the case, or is there any logic that we should know regarding the relationship between those two TLV's?

    Thanks,
    Avi

  • Hi Avi,

    Yes, as noted above, the target and index TLVs (7 and 8) are reported 1 frame after the pointcloud TLV (6). This is due to the processing of the tracker and the limitations from framerate. So the TLV 8 from frame X should match up with TLV 6 from frame (X-1).

    Regards,

    Jackson

  • Hi Jackson,

    I see, But what happens if, for example, we are getting in frame X 10 TLV 8 and in frame-1 5 TLV 6. what those it means? is it a malfunction?

    Thanks,
    Avi

  • Hello,

    This should not be the case, the number of reported points should be the same. Do you have an example in the data? Some of the TLV8 points may be marked as 254 or 255 code, which means they are not classified.

    Regards,

    Jackson

  • Hi Jackson,

    Here is an example of frame data:

    02 01 04 03 06 05 08 07 01 00 05 03 43 68 0a 00 f4 d8 30 86 60 0d 00 00 49 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 00 c6 15 06 00 00 00 f0 04 00 00 4a f2 bb 40 49 48 c0 3d 00 00 00 00 00 00 00 00 d0 9b cb 40 49 48 c0 3d 00 00 00 00 00 00 00 00 56 45 db 40 f0 55 00 3e 00 00 00 00 00 00 00 00 56 45 db 40 0e 50 4d bf 00 00 00 00 00 00 00 00 dc ee ea 40 ca b9 a2 be 00 00 00 00 00 00 00 00 dc ee ea 40 f6 0e 42 bf 00 00 00 00 00 00 00 00 4a f2 bb 40 5f 15 80 3d 00 00 00 00 14 90 ff 3d d0 9b cb 40 5f 15 80 3d 00 00 00 00 14 90 ff 3d 56 45 db 40 5f 15 80 3d 00 00 00 00 14 90 ff 3d dc ee ea 40 a7 cf c4 3e 00 00 00 00 14 90 ff 3d dc ee ea 40 7f 31 d6 be 00 00 00 00 14 90 ff 3d b7 f5 0c 41 ad 8a 80 3f 00 00 00 00 14 90 ff 3d b7 f5 0c 41 c5 ca f9 3e 00 00 00 00 14 90 ff 3d 4a f2 bb 40 49 48 c0 3d 00 00 00 00 14 90 7f 3e d0 9b cb 40 49 48 c0 3d 00 00 00 00 14 90 7f 3e 56 45 db 40 49 48 c0 3d 00 00 00 00 14 90 7f 3e f4 20 05 41 94 d7 e7 3e 00 00 00 00 14 90 7f 3e f4 20 05 41 ad 8a 80 3f 00 00 00 00 14 90 7f 3e b7 f5 0c 41 ad 8a 80 3f 00 00 00 00 14 90 7f 3e b7 f5 0c 41 94 d7 e7 3e 00 00 00 00 14 90 7f 3e 7a ca 14 41 2b cc 72 3f 00 00 00 00 14 90 7f 3e b7 f5 0c 41 33 60 88 3f 00 00 00 00 0f ac bf 3e b7 f5 0c 41 a7 cf c4 3e 00 00 00 00 0f ac bf 3e 4a f2 bb 3f 4e 5f 81 3e 00 00 00 00 12 9e 5f 3f 62 98 fa 3f 4e 5f 81 3e 00 00 00 00 12 9e 5f 3f 3d 9f 1c 40 4e 5f 81 3e 00 00 00 00 12 9e 5f 3f 93 36 81 41 fa bd 22 bf 00 00 00 00 12 9e 5f 3f 93 36 81 41 56 05 00 3d 00 00 00 00 12 9e 5f 3f f4 20 85 41 6c d5 2c bf 00 00 00 00 12 9e 5f 3f f4 20 85 41 5f 15 80 3d 00 00 00 00 12 9e 5f 3f 62 98 7a 3f 4e 5f 81 3e 00 00 00 00 14 90 7f 3f 4a f2 bb 3f 4e 5f 81 3e 00 00 00 00 14 90 7f 3f 62 98 fa 3f 4e 5f 81 3e 00 00 00 00 14 90 7f 3f 3d 9f 1c 40 4e 5f 81 3e 00 00 00 00 14 90 7f 3f 4a f2 3b 40 4e 5f 81 3e 00 00 00 00 14 90 7f 3f 86 1d 34 41 86 a8 20 3e 00 00 00 00 14 90 7f 3f 86 1d 34 41 c5 ca f9 3e 00 00 00 00 14 90 7f 3f 93 36 81 41 fa bd 22 bf 00 00 00 00 14 90 7f 3f f4 20 85 41 a0 ef 18 bf 00 00 00 00 14 90 7f 3f f4 20 85 41 5f 15 80 3d 00 00 00 00 14 90 7f 3f 56 0b 89 41 a7 cf c4 3e 00 00 00 00 14 90 7f 3f 56 0b 89 41 fa bd 22 bf 00 00 00 00 14 90 7f 3f 4a f2 bb 3f 29 f8 91 3e 00 00 00 00 0b c1 8f 3f 62 98 fa 3f 29 f8 91 3e 00 00 00 00 0b c1 8f 3f 3d 9f 1c 40 29 f8 91 3e 00 00 00 00 0b c1 8f 3f 4a f2 3b 40 29 f8 91 3e 00 00 00 00 0b c1 8f 3f c3 48 2c 41 49 48 c0 3d 00 00 00 00 0b c1 8f 3f c3 48 2c 41 94 d7 e7 3e 00 00 00 00 0b c1 8f 3f 86 1d 34 41 f0 55 00 3e 00 00 00 00 0b c1 8f 3f 86 1d 34 41 c5 ca f9 3e 00 00 00 00 0b c1 8f 3f 93 36 81 41 fa bd 22 bf 00 00 00 00 0b c1 8f 3f 93 36 81 41 7f 31 d6 3e 00 00 00 00 0b c1 8f 3f f4 20 85 41 a0 ef 18 bf 00 00 00 00 0b c1 8f 3f f4 20 85 41 7f 31 d6 3e 00 00 00 00 0b c1 8f 3f 56 0b 89 41 a7 cf c4 3e 00 00 00 00 0b c1 8f 3f 4a f2 bb 3f ca b9 a2 3e 00 00 00 00 0c ba 9f 3f 62 98 fa 3f ca b9 a2 3e 00 00 00 00 0c ba 9f 3f 3d 9f 1c 40 ca b9 a2 3e 00 00 00 00 0c ba 9f 3f 00 74 24 41 c5 ca f9 be 00 00 00 00 0b c1 8f bf c3 48 2c 41 c5 ca f9 be 00 00 00 00 0b c1 8f bf 86 1d 34 41 7f 31 d6 be 00 00 00 00 0b c1 8f bf 86 1d 34 41 5f 15 80 bd 00 00 00 00 0b c1 8f bf 3d 9f 1c 41 94 d7 e7 be 00 00 00 00 14 90 7f bf 00 74 24 41 92 0a 06 bf 00 00 00 00 14 90 7f bf c3 48 2c 41 92 0a 06 bf 00 00 00 00 14 90 7f bf 86 1d 34 41 c5 ca f9 be 00 00 00 00 14 90 7f bf 00 74 24 41 92 0a 06 bf 00 00 00 00 12 9e 5f bf c3 48 2c 41 92 0a 06 bf 00 00 00 00 12 9e 5f bf 86 1d 34 41 92 0a 06 bf 00 00 00 00 12 9e 5f bf c3 48 2c 41 92 0a 06 bf 00 00 00 00 0f ac 3f bf b7 f5 8c 40 56 05 00 bd 00 00 00 00 14 90 7f be b7 f5 8c 40 56 05 00 bd 00 00 00 00 14 90 ff bd 4a f2 bb 40 86 a8 20 3e 00 00 00 00 14 90 ff bd d0 9b cb 40 86 a8 20 3e 00 00 00 00 14 90 ff bd d0 9b cb 40 2a 41 37 bf 00 00 00 00 14 90 ff bd 56 45 db 40 2a 41 37 bf 00 00 00 00 14 90 ff bd 56 45 db 40 a7 24 41 3e 00 00 00 00 14 90 ff bd dc ee ea 40 79 d3 61 be 00 00 00 00 14 90 ff bd dc ee ea 40 6c d5 2c bf 00 00 00 00 14 90 ff bd 09 00 00 00 3c 01 00 00 46 01 75 02 4a 01 9d 02 ff 00 c6 02 ff 00 c6 02 66 00 db 02 66 00 db 02 81 01 6e 02 95 01 82 02 4a 01 9e 02 b8 00 b9 02 b8 00 b9 02 70 00 0d 03 70 00 0d 03 48 01 61 02 5c 01 74 02 15 01 8e 02 8a 00 e9 02 8a 00 e9 02 9e 00 f8 02 9e 00 f8 02 70 00 fc 02 81 00 dc 02 81 00 dc 02 d4 00 ec 02 fe 00 f5 02 d9 00 f9 02 69 00 c6 02 69 00 c6 02 7d 00 c0 02 7d 00 c0 02 a2 00 b3 02 35 01 c0 02 57 01 d1 02 26 01 e2 02 9a 00 f1 02 69 00 f1 02 69 00 f1 02 98 00 ce 02 a8 00 d0 02 a8 00 d0 02 7c 00 d2 02 7c 00 d2 02 05 01 b6 02 2e 01 c3 02 fe 00 d8 02 82 00 e3 02 8e 00 d8 02 8e 00 d8 02 92 00 e3 02 92 00 e3 02 a6 00 b5 02 a6 00 b5 02 ae 00 c3 02 ae 00 c3 02 67 00 c9 02 6b 00 ad 02 ab 00 b8 02 95 00 c7 02 ba 00 95 02 b9 00 9d 02 71 00 a4 02 71 00 a4 02 a2 00 7d 02 fd 00 8b 02 fb 00 9c 02 96 00 a9 02 d3 00 98 02 df 00 a4 02 91 00 ae 02 b4 00 96 02 73 00 dc 02 87 00 20 03 20 01 77 02 25 01 9d 02 25 01 9d 02 dd 00 c9 02 dd 00 c9 02 68 00 e3 02 68 00 e3 02 07 00 00 00 90 06 00 00 00 00 00 00 72 86 59 40 be 76 dc 40 33 a0 67 28 79 52 23 c0 15 53 10 40 ea 47 89 29 3f a7 99 bf 64 73 ad bf 2c 5d 7f 29 27 ef 50 3e fd 9b e9 bc e2 04 12 a6 5b f4 56 bd fd 9b e9 bc 10 00 e2 40 5d 26 eb a7 d2 4c a0 bc e3 04 12 a6 5f 26 eb a7 30 7d b7 41 78 06 f6 a6 5b f4 56 bd d0 4c a0 bc 76 06 f6 a6 f1 21 f3 3e 00 00 80 40 dd e5 fb 3e 02 00 00 00 d3 0a 79 c0 a6 2b ac 40 27 18 fd 91 32 90 51 3e 42 63 6d 3e 9a 9d 95 92 12 e1 69 3e e4 ef 37 be 69 1e 09 13 2b 6c 50 3e 7c b8 a3 bd da bf 66 91 69 4a 0e bc 7c b8 a3 bd 86 be ae 40 2f 1f 9b 91 6b 37 34 be da bf 66 91 2c 1f 9b 91 8e 2b d8 42 93 a1 00 92 6b 4a 0e bc 6e 37 34 be 91 a1 00 92 ab 69 f4 3f 00 00 80 40 e6 f8 61 3f 03 00 00 00 78 70 4b c1 59 3d 85 41 4f b1 3d 22 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 68 7c 82 3e 64 d1 55 bd bf 9b b3 a2 b9 ff 6d bd 5f d1 55 bd 7f b5 26 42 6f 91 6f 24 ec c4 2f bf be 9b b3 a2 70 91 6f 24 40 3f b5 42 b8 6f f7 a2 c3 ff 6d bd 06 c5 2f bf bb 6f f7 a2 db 43 a8 40 00 00 80 40 f6 14 6c 3f 05 00 00 00 74 e3 e7 c0 8a 1e 44 40 c5 f2 0b 14 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ef 3c 36 3e 63 3d a8 3c d3 27 89 15 f5 4d 29 bc 60 3d a8 3c a3 2b f0 40 d3 bc 35 13 6a 7c 4f 3d d3 27 89 15 d2 bc 35 13 13 7b ad 42 f4 3c 2a 95 f3 4d 29 bc 6e 7c 4f 3d f4 3c 2a 95 7c f6 6e 3f 00 00 80 40 6e eb 0f 3f 06 00 00 00 44 36 c3 40 d1 88 29 41 d6 4b 3b 2d 67 f8 d8 3e 25 d9 ae 3f 21 4a 04 2e 20 a7 71 3c de 96 54 3f d8 6b a3 2d ba ae f4 3d dd 84 b8 bc db 34 96 2b ff c4 27 bb dd 84 b8 bc 51 96 5f 41 95 9e ea 2b bd 57 a6 bc db 34 96 2b 96 9e ea 2b 1e 57 27 42 07 74 3b aa ff c4 27 bb c3 57 a6 bc 07 74 3b aa b6 85 ff 3d 00 00 80 40 03 97 54 3f 07 00 00 00 50 a4 3d c1 3e 7a 1e 41 97 4d 6e a4 55 44 e4 3e e1 61 5e 3e f1 a3 ea a4 00 00 00 00 00 00 00 00 00 00 00 00 0a 37 05 3e c8 d9 7e bd 43 e5 43 a4 2e 0a c8 bb ca d9 7e bd 9f bd 4f 42 45 88 75 a5 ab 6d 0e 3d 43 e5 43 a4 48 88 75 a5 98 3a 88 42 57 32 ec 23 2b 0a c8 bb b6 6d 0e 3d 57 32 ec 23 4b c9 4e 3f 00 00 80 40 86 f6 4d 3f 09 00 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8b 6b 3a 3f 01 00 00 00 88 87 58 3f 40 1f 0d 40 68 c2 cf bb 9e 3d db bd 95 2d 8f 3f f6 ca 55 bc ae 3b 1b bd 48 6b 03 bf 4a 7a a6 3c dd 59 0a 3e fe 31 12 bc 19 0c 40 b7 e7 71 1b bc fe 31 12 bc 68 ef 48 3f 41 8f 2b 39 8f 21 47 bd 1b 0c 40 b7 41 8f 2b 39 13 6e 61 3f b2 7b d6 b9 e7 71 1b bc 8f 21 47 bd b5 7b d6 b9 24 6f 01 40 00 00 80 40 39 a0 59 3f 0a 00 00 00 57 aa 61 41 e7 4a df 40 bb a2 8c 3e 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 31 c8 e9 3d 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 43 3b e4 41 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 43 3b e4 41 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fa 9d 4a 40 00 00 80 40 ae 47 01 3f 0d 00 00 00 19 5b ee 40 4a d5 66 41 36 5a 10 3e 97 95 54 be 77 4d 8e 3f 80 e4 1c be f2 28 27 3e f0 a8 8b 3f 25 6d 58 bd 2a 31 f8 3d e7 1a 5f bd df 30 b8 38 0e ec 8d bc e7 1a 5f bd 73 47 db 41 5e 84 a5 b9 9e 56 93 be e3 30 b8 38 5e 84 a5 b9 f2 62 ea 41 74 09 ad 3b 0e ec 8d bc 9c 56 93 be 78 09 ad 3b ed 6f 68 40 00 00 80 40 82 53 3b 3f 08 00 00 00 4f 00 00 00 0f 0f 0f 02 02 02 0f 0f 0f 0f 02 ff 00 0f 0f 09 00 ff ff 00 ff ff 00 01 01 0f 0b 11 0b 11 01 01 01 0f 0f 08 06 0b 0b 11 0d 0b 01 01 0f 0f 09 06 08 06 0b 0d 0b 0d 0d 01 01 0f 0e 0e 0e 08 0e 0e 0e 0e 0e 0e 0e 0e 0f 0f 0f 0f 02 02 0f 02 02 00

    02 01 04 03 06 05 08 07 01 00 05 03 43 68 0a 00 55 70 63 87 60 0e 00 00 4a 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 04 00 31 7c 06 00 00 00 a0 05 00 00 b7 f5 8c 40 56 05 00 3d 00 00 00 00 00 00 00 00 4a f2 bb 40 0e 50 4d bf 00 00 00 00 00 00 00 00 4a f2 bb 40 ca b9 a2 be 00 00 00 00 00 00 00 00 d0 9b cb 40 0e 50 4d bf 00 00 00 00 00 00 00 00 d0 9b cb 40 5f 15 80 3d 00 00 00 00 00 00 00 00 56 45 db 40 0e 50 4d bf 00 00 00 00 00 00 00 00 56 45 db 40 5f 15 80 3d 00 00 00 00 00 00 00 00 b7 f5 8c 40 5f 15 80 3d 00 00 00 00 14 90 ff 3d 4a f2 bb 40 f0 55 00 3e 00 00 00 00 14 90 ff 3d 4a f2 bb 40 e4 8b 65 bf 00 00 00 00 14 90 ff 3d d0 9b cb 40 86 a8 20 3e 00 00 00 00 14 90 ff 3d d0 9b cb 40 e4 8b 65 bf 00 00 00 00 14 90 ff 3d 56 45 db 40 e4 8b 65 bf 00 00 00 00 14 90 ff 3d 56 45 db 40 a7 24 41 3e 00 00 00 00 14 90 ff 3d b7 f5 0c 41 a7 24 41 3e 00 00 00 00 14 90 ff 3d d0 9b cb 40 e4 8b 65 bf 00 00 00 00 14 90 7f 3e 56 45 db 40 e4 8b 65 bf 00 00 00 00 14 90 7f 3e b7 f5 0c 41 a7 24 41 3e 00 00 00 00 14 90 7f 3e b7 f5 0c 41 33 60 88 3f 00 00 00 00 14 90 7f 3e 7a ca 14 41 a7 24 41 3e 00 00 00 00 14 90 7f 3e b7 f5 0c 41 ad 8a 80 3f 00 00 00 00 0f ac bf 3e b7 f5 0c 41 92 0a 06 3f 00 00 00 00 0f ac bf 3e 62 98 fa 3f ca b9 a2 3e 00 00 00 00 0f ac 3f 3f 3d 9f 1c 40 ca b9 a2 3e 00 00 00 00 0f ac 3f 3f 4a f2 bb 3f ca b9 a2 3e 00 00 00 00 12 9e 5f 3f 62 98 fa 3f ca b9 a2 3e 00 00 00 00 12 9e 5f 3f 3d 9f 1c 40 ca b9 a2 3e 00 00 00 00 12 9e 5f 3f 4a f2 3b 40 29 f8 91 3e 00 00 00 00 12 9e 5f 3f b7 f5 8c 41 ca b9 a2 3e 00 00 00 00 12 9e 5f 3f b7 f5 8c 41 5f 15 80 bd 00 00 00 00 12 9e 5f 3f 19 e0 90 41 29 f8 91 3e 00 00 00 00 12 9e 5f 3f 19 e0 90 41 49 48 c0 bd 00 00 00 00 12 9e 5f 3f 4a f2 bb 3f 29 f8 91 3e 00 00 00 00 14 90 7f 3f 62 98 fa 3f 29 f8 91 3e 00 00 00 00 14 90 7f 3f 3d 9f 1c 40 29 f8 91 3e 00 00 00 00 14 90 7f 3f 4a f2 3b 40 29 f8 91 3e 00 00 00 00 14 90 7f 3f c3 48 2c 41 6c d5 2c bf 00 00 00 00 14 90 7f 3f 86 1d 34 41 2a 41 37 bf 00 00 00 00 14 90 7f 3f 86 1d 34 41 7f 31 d6 3e 00 00 00 00 14 90 7f 3f 93 36 81 41 a0 ef 18 bf 00 00 00 00 14 90 7f 3f f4 20 85 41 a0 ef 18 bf 00 00 00 00 14 90 7f 3f 56 0b 89 41 5f 15 80 bd 00 00 00 00 14 90 7f 3f 56 0b 89 41 92 0a 06 bf 00 00 00 00 14 90 7f 3f b7 f5 8c 41 56 05 00 bd 00 00 00 00 14 90 7f 3f b7 f5 8c 41 21 aa b3 3e 00 00 00 00 14 90 7f 3f 19 e0 90 41 56 05 00 bd 00 00 00 00 14 90 7f 3f 19 e0 90 41 21 aa b3 3e 00 00 00 00 14 90 7f 3f 4a f2 bb 3f 4e 5f 81 3e 00 00 00 00 0b c1 8f 3f 62 98 fa 3f 4e 5f 81 3e 00 00 00 00 0b c1 8f 3f 3d 9f 1c 40 4e 5f 81 3e 00 00 00 00 0b c1 8f 3f f4 20 05 41 86 a8 20 3e 00 00 00 00 0b c1 8f 3f c3 48 2c 41 6c d5 2c bf 00 00 00 00 0b c1 8f 3f c3 48 2c 41 56 05 00 3d 00 00 00 00 0b c1 8f 3f 86 1d 34 41 00 00 00 00 00 00 00 00 0b c1 8f 3f 86 1d 34 41 6c d5 2c bf 00 00 00 00 0b c1 8f 3f 93 36 81 41 a0 ef 18 bf 00 00 00 00 0b c1 8f 3f f4 20 85 41 a0 ef 18 bf 00 00 00 00 0b c1 8f 3f 56 0b 89 41 a0 ef 18 bf 00 00 00 00 0b c1 8f 3f 4a f2 bb 3f 4e 5f 81 3e 00 00 00 00 0c ba 9f 3f 62 98 fa 3f 4e 5f 81 3e 00 00 00 00 0c ba 9f 3f 3d 9f 1c 40 29 f8 91 3e 00 00 00 00 0c ba 9f 3f 4a f2 3b 40 ca b9 a2 3e 00 00 00 00 0c ba 9f 3f 0d c7 43 41 ca b9 a2 3e 00 00 00 00 14 90 ff 3f d0 9b 4b 41 ca b9 a2 3e 00 00 00 00 14 90 ff 3f 00 74 24 41 a7 cf c4 be 00 00 00 00 0c ba 9f bf c3 48 2c 41 a7 cf c4 be 00 00 00 00 0c ba 9f bf 86 1d 34 41 21 aa b3 be 00 00 00 00 0c ba 9f bf 3d 9f 1c 41 94 d7 e7 be 00 00 00 00 0b c1 8f bf 3d 9f 1c 41 6c d5 2c bf 00 00 00 00 0b c1 8f bf 00 74 24 41 94 d7 e7 be 00 00 00 00 0b c1 8f bf c3 48 2c 41 7f 31 d6 be 00 00 00 00 0b c1 8f bf 86 1d 34 41 21 aa b3 be 00 00 00 00 0b c1 8f bf 7a ca 14 41 49 48 c0 3d 00 00 00 00 14 90 7f bf 00 74 24 41 c5 ca f9 be 00 00 00 00 14 90 7f bf c3 48 2c 41 94 d7 e7 be 00 00 00 00 14 90 7f bf 86 1d 34 41 a7 cf c4 be 00 00 00 00 14 90 7f bf 4a f2 bb 40 49 48 c0 3d 00 00 00 00 14 90 7f be 4a f2 bb 40 c5 ca f9 3e 00 00 00 00 14 90 7f be d0 9b cb 40 49 48 c0 3d 00 00 00 00 14 90 7f be d0 9b cb 40 94 d7 e7 3e 00 00 00 00 14 90 7f be 56 45 db 40 5f 15 80 3d 00 00 00 00 14 90 7f be 56 45 db 40 0e 50 4d bf 00 00 00 00 14 90 7f be 4a f2 bb 40 49 48 c0 3d 00 00 00 00 14 90 ff bd d0 9b cb 40 49 48 c0 3d 00 00 00 00 14 90 ff bd d0 9b cb 40 c5 ca f9 3e 00 00 00 00 14 90 ff bd 56 45 db 40 49 48 c0 3d 00 00 00 00 14 90 ff bd 56 45 db 40 0e 50 4d bf 00 00 00 00 14 90 ff bd dc ee ea 40 5f 15 80 3d 00 00 00 00 14 90 ff bd dc ee ea 40 a7 cf c4 3e 00 00 00 00 14 90 ff bd 62 98 fa 40 ca b9 a2 3e 00 00 00 00 14 90 ff bd 09 00 00 00 68 01 00 00 73 00 17 03 dc 00 8d 02 dc 00 8d 02 e7 00 b8 02 e7 00 b8 02 9a 00 e2 02 9a 00 e2 02 67 00 4f 03 c4 00 96 02 c4 00 96 02 c6 00 c2 02 c6 00 c2 02 80 00 f2 02 80 00 f2 02 72 00 10 03 ea 00 92 02 c4 00 b7 02 88 00 f8 02 88 00 f8 02 6f 00 ed 02 8f 00 d4 02 8f 00 d4 02 72 00 e4 02 8d 00 dc 02 7c 00 c0 02 e1 00 c1 02 ec 00 c5 02 ac 00 c8 02 79 00 cc 02 79 00 cc 02 64 00 cd 02 64 00 cd 02 a3 00 bc 02 eb 00 cb 02 de 00 dd 02 89 00 ea 02 7f 00 dd 02 8e 00 ea 02 8e 00 ea 02 79 00 d6 02 8f 00 d3 02 6c 00 d1 02 6c 00 d1 02 84 00 cc 02 84 00 cc 02 72 00 c7 02 72 00 c7 02 a0 00 b5 02 d6 00 ca 02 b9 00 e4 02 66 00 da 02 7a 00 e4 02 7a 00 e4 02 70 00 f2 02 70 00 f2 02 87 00 b6 02 b2 00 b9 02 7c 00 bc 02 8d 00 a6 02 d0 00 b2 02 bf 00 c3 02 6a 00 ce 02 7f 00 a5 02 6b 00 a7 02 a7 00 81 02 bf 00 87 02 a0 00 92 02 99 00 81 02 99 00 81 02 d8 00 89 02 e4 00 94 02 b4 00 a5 02 90 00 7f 02 bd 00 8a 02 c3 00 96 02 82 00 a8 02 f4 00 52 02 f4 00 52 02 0e 01 69 02 0e 01 69 02 e3 00 86 02 e3 00 86 02 30 01 6c 02 40 01 90 02 40 01 90 02 05 01 b8 02 05 01 b8 02 b8 00 ca 02 b8 00 ca 02 87 00 c4 02 07 00 00 00 90 06 00 00 00 00 00 00 1e 93 4c 40 94 ad e2 40 60 fe 9b 28 67 14 25 c0 e3 40 03 40 88 41 8e 29 b2 cb 8f bf 8a d7 ba bf c9 64 6f 29 33 fe 64 3e 32 5b 9b bc 91 98 3a a6 ba 2b 00 bd 32 5b 9b bc a9 44 e3 40 52 33 cc a7 e1 b7 90 bc 91 98 3a a6 52 33 cc a7 3b 98 b8 41 0a c2 ec a6 ba 2b 00 bd ea b7 90 bc 0a c2 ec a6 39 c4 03 3f 00 00 80 40 95 95 e7 3e 02 00 00 00 be 14 8c c0 3d 1e a1 40 2a 20 a6 91 cd f4 34 bf dd c2 cf be 18 40 4e 91 64 a2 12 bf e4 0c 23 bf bc 9d 58 13 2e 51 52 3e 96 98 8e bd 47 79 65 91 6b c5 57 bc 96 98 8e bd 9d ef bc 40 38 1f 60 92 b8 02 23 be 47 79 65 91 3a 1f 60 92 94 ca ce 42 33 f2 c8 91 6d c5 57 bc b5 02 23 be 49 f2 c8 91 83 9f ea 3f 00 00 80 40 9c f9 64 3f 03 00 00 00 78 70 4b c1 59 3d 85 41 4f b1 3d 22 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 68 7c 82 3e 64 d1 55 bd bf 9b b3 a2 b9 ff 6d bd 5f d1 55 bd 7f b5 26 42 6f 91 6f 24 ec c4 2f bf be 9b b3 a2 70 91 6f 24 40 3f b5 42 b8 6f f7 a2 c3 ff 6d bd 06 c5 2f bf bb 6f f7 a2 db 43 a8 40 00 00 80 40 f6 14 6c 3f 05 00 00 00 74 e3 e7 c0 8a 1e 44 40 c5 f2 0b 14 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ef 3c 36 3e 63 3d a8 3c d3 27 89 15 f5 4d 29 bc 60 3d a8 3c a3 2b f0 40 d3 bc 35 13 6a 7c 4f 3d d3 27 89 15 d2 bc 35 13 13 7b ad 42 f4 3c 2a 95 f3 4d 29 bc 6e 7c 4f 3d f4 3c 2a 95 7c f6 6e 3f 00 00 80 40 6e eb 0f 3f 06 00 00 00 62 c4 b5 40 36 fb 2f 41 ac ac 2b 2d ba d6 7e be 9c a3 ee 3f 2b ad df 2d 3f ea e8 be 0e 26 92 3f 36 01 66 2d ef 25 f8 3d ab bf b9 bc cd 72 ab 2b 14 33 5a bb aa bf b9 bc 37 e2 5d 41 72 17 04 2c b1 c2 b0 bc ce 72 ab 2b 75 17 04 2c 44 fa 23 42 ad 94 68 aa 18 33 5a bb b4 c2 b0 bc a7 94 68 aa 47 04 00 3e 00 00 80 40 50 ee 58 3f 07 00 00 00 50 a4 3d c1 3e 7a 1e 41 97 4d 6e a4 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0a 37 05 3e c8 d9 7e bd 43 e5 43 a4 2e 0a c8 bb ca d9 7e bd 9f bd 4f 42 45 88 75 a5 ab 6d 0e 3d 43 e5 43 a4 48 88 75 a5 98 3a 88 42 57 32 ec 23 2b 0a c8 bb b6 6d 0e 3d 57 32 ec 23 4b c9 4e 3f 00 00 80 40 86 f6 4d 3f 09 00 00 00 56 15 e9 3d dc 14 03 41 b4 0f a7 29 5d cd 93 3f 98 0d 8f 3f ea 25 a2 2a 29 aa 6a 3f 2c 43 6d 3f fa 85 e2 2a c1 2b b4 3d a0 0c b4 bd 50 d9 9e a8 a0 f8 bd bc a0 0c b4 bd 33 aa dc 40 44 03 23 2a 28 82 52 be 51 d9 9e a8 46 03 23 2a 70 c7 43 42 6f a9 50 a9 a0 f8 bd bc 28 82 52 be 6f a9 50 a9 80 bb 78 3f 00 00 80 40 03 04 30 3f 0b 00 00 00 b4 16 27 c1 5e 3e 6a 41 22 1e 17 36 fa 50 2c c0 e2 c2 f8 be 9a 91 12 37 e6 ef 8f bf 90 b6 75 be 83 ef 92 36 35 8d 29 3e 05 15 db bc ef c1 dc 33 2c 07 e9 bb 07 15 db bc f8 96 17 42 d9 f2 d8 b4 4e f6 1f bc ef c1 dc 33 db f2 d8 b4 c5 da 7a 42 9c f7 31 b4 2e 07 e9 bb ae f5 1f bc aa f7 31 b4 5a ef bb 3f 00 00 80 40 c7 5a 67 3f 0e 00 00 00 f4 4e 9f c0 89 24 17 41 b6 70 03 2a 41 f3 ba 3f c2 54 22 3d d6 71 f9 2a 7e 90 f3 3e 74 73 14 3e 1b 65 b3 aa 36 96 81 3e f4 f3 84 bd 57 d3 38 a9 8a ad 16 bc f4 f3 84 bd 3b eb 92 41 52 14 f9 28 35 50 cc bd 58 d3 38 a9 52 14 f9 28 88 1b 4c 42 a5 c4 b6 a7 8a ad 16 bc 33 50 cc bd a7 c4 b6 a7 87 1f b2 3e 00 00 80 40 77 95 73 3f 0f 00 00 00 11 d1 10 40 d8 7f 9a 40 5a 4c 31 30 4a f6 2f bf 77 5f 1e 3f 80 e8 f3 ac 57 68 4c bf 50 72 41 3f 82 29 62 b0 1b 6c 1e 3e d2 53 b3 bc 61 b8 f6 ac ef d0 2a bd d1 53 b3 bc 46 f8 7a 40 44 35 a1 2d a4 d4 48 3d 62 b8 f6 ac 46 35 a1 2d 6b 70 8e 41 ce b8 b4 2e ed d0 2a bd 9e d4 48 3d c5 b8 b4 2e bf fe 39 40 00 00 80 40 ea 26 0c 3f 11 00 00 00 51 fa 41 be 43 ef 93 41 ee be f7 b8 33 f9 5f 3f ce 35 65 3f 21 45 c8 b9 7a 64 24 3f 01 cb ef 3f c2 10 c7 b9 55 e6 44 3e 95 ed 1f be 8d 71 ea b7 3d 70 fa bc 95 ed 1f be 41 28 05 42 f6 22 2f b8 b6 43 24 bf 8c 71 ea b7 f6 22 2f b8 b6 01 1e 42 c2 a8 91 38 3d 70 fa bc b6 43 24 bf c2 a8 91 38 bf 63 63 40 00 00 80 40 c1 dd 7d 3f 08 00 00 00 ea 36 99 3e 27 7b 3b 41 71 24 28 ba d2 d9 7d 3e cc 2c 6f 3e 90 cb 8e 3b cc 61 34 3e c7 c6 b6 3e c8 3a 52 3b b5 78 0a 3e 60 69 a1 bc 8d 8a 37 b9 b3 37 95 bb 62 69 a1 bc 03 a7 74 41 5e 6d c4 39 de a8 39 bd 8f 8a 37 b9 5c 6d c4 39 a6 ed 86 41 f9 75 d0 b8 b4 37 95 bb de a8 39 bd fa 75 d0 b8 c7 ae 26 3e 00 00 80 40 74 0b 2c 3f 01 00 00 00 b5 cc 4d 3f d9 cf 14 40 b6 d7 ad bb d5 2c 3c be 37 87 8f 3f c4 8d d0 bb 06 49 e3 bd fe 46 c3 be f6 9d cd 3c 9f 41 0c 3e b6 a4 6b bb 2f 11 48 b7 6b b5 22 bc b8 a4 6b bb a9 cf 5a 3f 17 8b 13 39 97 ba 1f bd 32 11 48 b7 17 8b 13 39 f8 60 65 3f c2 60 57 b9 6b b5 22 bc 99 ba 1f bd b8 60 57 b9 a2 8f 03 40 00 00 80 40 cd a9 50 3f 0a 00 00 00 57 aa 61 41 e7 4a df 40 bb a2 8c 3e 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 31 c8 e9 3d 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 43 3b e4 41 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 43 3b e4 41 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 fa 9d 4a 40 00 00 80 40 ae 47 01 3f 0d 00 00 00 46 01 e8 40 7e 30 6a 41 43 1a e9 3d 55 aa 04 bf 0a 44 af 3f 63 3e 37 be 44 3f ed bd 6c c8 92 3f 1f 69 8b bd b8 ff fc 3d 18 2f 26 bd 47 b1 19 39 c2 cd 77 bc 19 2f 26 bd ab 6c df 41 e9 28 f1 b8 81 00 1b be 44 b1 19 39 ad 28 f1 b8 87 ff ea 41 a4 10 21 3c c3 cd 77 bc 79 00 1b be a2 10 21 3c ed 37 60 40 00 00 80 40 8f 31 42 3f 08 00 00 00 5a 00 00 00 0f 02 02 02 0f 02 0f 0f 0f 02 0f 02 02 0f 09 02 02 09 ff 09 ff 00 01 0f 01 01 0f 0f 0d 11 ff 11 01 01 0f 0f 0e 0e 06 0b 0b 11 0b 11 0d 11 0d 01 01 0f 09 0e 09 08 0e 0b 0b 0b 01 01 0f 0f 06 06 0e 0e 0e 0e 0e 0e 0e 0e 08 0e 0e 0e 0f 0f 0f 0f 0f 02 0f 0f 0f 0f 02 09 00 00 00 00 00 00 68 df 01 08 80 7c 02 00 bc e0 01 08 0f 00 01 00 80 57 00 08 5a 00

    We know that some of the TLV8 points maybe be not classified and marked as 254 or 255.
    But as you can see in both of the frames examples, there is no match between the TLV6 and TLV8.

    Thanks,
    Avi

  • Hi Avi,

    Can you share the parsed data for consecutive frames? Is there anything being tracked during these frames? Do you see this behavior for all frames? Does the pointcloud and tracking data appear to match the relative location of the tracked objects?

    Regards,

    Jackson

  • Hi Jackson,

    We ran several tests of people counting lab.
    The first two 3D people counting with 6m and 14m are working fine, and we can see the match with the TLV 6 and TLV 8.
    However, the case is different when we run the test on the long-range people detection with the 50-meter chirp.
    In this scenario, there is no match between TLV 6 and TLV 8.
    Attached is the output frame data of this run.frames.txt
    An object is detected and tracked in this frame log, and the data that appear is a match to the relative location of the tracked object.
    And yet, we are getting a mismatch between the total of TLV 6 and TLV 8.
    Please advise what could be the reason for the inconsistency.

    Thanks,
    Avi

  • Hi Avi, 

    Thanks for sending the logs. We will take a look at it and get back to you. 

    Regards, 

    Sudharshan K N